Science, New Series, Vol. 115, No. 2975, Jan. 4, 1952


Previous Issue: New Series, Vol. 114, No. 2974, Dec. 28, 1951
Next Issue: New Series, Vol. 115, No. 2976, Jan. 11, 1952


Volume Information (2 pp.)
Front Matter (1 p.)
AAAS General Officers--1952, pp. 3a
Photoconductive Cells for Detection of Infrared Radiation, pp. 1-4
O. Simpson; G. B. B. M. Sutherland

News and Notes, pp. 4-8


Technical Papers
The Inhibition of the Development of Histamine Sensitivity in Mice Immunized with Hemophilus pertussis, pp. 8-9
Elizabeth H. Thiele; Lee F. Schuchardt
The Life Span of Leucocytes in the Human, pp. 9-11
Daniel L. Kline; Eugene E. Cliffton
Significant Spatial Distribution Patterns of Minerals in the Coeur D'Alene District, Idaho, p. 11
Thomas W. Mitcham
DDT Resistance in Korean Body Lice, pp. 11-12
Herbert S. Hurlbut; Robert M. Altman; Carlyle Nibley
Transition Energy Determination for Orbital Capture, pp. 12-13
P. R. Bell; Josef M. Jauch; Judith M. Cassidy
Oxidative Dissimilation of Nonnitrogenous Compounds in Acetobacter suboxydans, pp. 14-15
Tsoo E. King; Vernon H. Cheldelin
The Absorption of Human Skin between 430 and 1,010 mμ for Black-Body Radiation at Various Color Temperatures, pp. 15-18
Raymond R. Heer
The Retention of a Discrimination, pp. 18-19
J. A. Dinsmoor
Effects of Indolebutyric Acid and Other Compounds on Virus Concentration in Plant Tissue Cultures, pp. 19-20
R. Kutsky
A New Method for Detecting Penicillinase Production by Staphylococci, pp. 20-21
Abdel Aziz A. El Ghoroury
The Decrease of Albumin Concentration of Human Blood Serum during Heat Inactivation, pp. 21-22
Peter Koets


Comments and Communications
Further Notes on Discrimination, pp. 22-23
Charles C. Davis
Limiting Factors, p. 23
Jacob Verduin


Book Reviews
----------------, p. 24
Physical Geography
Arthur N. Strahler
Review author[s]: Richard F. Logan


Scientific Book Register, p. 24

Previous Issue: New Series, Vol. 114, No. 2974, Dec. 28, 1951
Next Issue: New Series, Vol. 115, No. 2976, Jan. 11, 1952



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Science, New Series, Vol. 115, No. 2976, Jan. 11, 1952


Previous Issue: New Series, Vol. 115, No. 2975, Jan. 4, 1952
Next Issue: New Series, Vol. 115, No. 2977, Jan. 18, 1952


Front Matter (1 p.)
Trace Minerals in Food Production and Health, pp. 3a
K. Starr Chester

History and Development of Chemical Periodicals in the Field of Organic Chemistry: 1877-1949, pp. 25-31
Fletcher S. Boig; Paul W. Howerton

News and Notes, pp. 32-36


Technical Papers
The Site of Nitrogen Absorption in Rats Fed Raw and Heat-Treated Soybean Meals, pp. 36-39
R. W. Carroll; G. W. Hensley; W. R. Graham
Tissue Hemolysins, pp. 39-40
Olive McElroy; William Jordan; Monroe E. Freeman
Inactivation of Vaccine Virus by Preparations of Hyaluronic Acid with or without Hyaluronidase: Experiments on Cell Cultures, pp. 40-41
F.; M. L. Duran-Reynals
Reversal of the Diabetogenic Action of Alloxan by Sulfhydryl Compounds, pp. 41-43
Parimal Bikash Sen; Gangagobinda Bhattacharya
Enzymatic Hydrolysis of Dextran, p. 43
Virginia Whiteside-Carlson; Warner W. Carlson
Blocking of Action of Acetylcholine by Barbiturates, pp. 43-46
Henry E. Fernando
Electron Microscopy of Human Erythrocytes from Healthy and Sludged Blood, pp. 46-47
Edward H. Bloch; Allen Powell


Comments and Communications
The Occurrence of Branchiostoma (Amphioxus) in Mississippi and Louisiana, p. 48
Harold M. Hefley; Hurst Shoemaker
ASTIA and GSIS, p. 48
Saul Herner; M. K. Heatwole
Fungicidal Properties of Antihistaminics, pp. 48-49
Harry Seneca


Book Reviews
----------------, p. 49
Nerve Impulse
David Nachmansohn
Review author[s]: E. Gellhorn
----------------, pp. 49-50
Physik und Chemie des Zellkernes
Petr F. Milovidov
Review author[s]: Daniel Mazia


Reviewed in Brief
----------------, p. 50
The Physical Basis of Life
J. D. Bernal
----------------, p. 50
The Structure and Mechanical Properties of Metals
Bruce Chalmers
----------------, p. 50
Selective Toxicity with Special Reference to Chemotherapy
Adrien Albert


Scientific Book Register, p. 50

Previous Issue: New Series, Vol. 115, No. 2975, Jan. 4, 1952
Next Issue: New Series, Vol. 115, No. 2977, Jan. 18, 1952



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Science, New Series, Vol. 115, No. 2977, Jan. 18, 1952


Previous Issue: New Series, Vol. 115, No. 2976, Jan. 11, 1952
Next Issue: New Series, Vol. 115, No. 2978, Jan. 25, 1952


Front Matter (1 p.)
Arctic Research in North America, pp. 3a
A. L. Washburn

Cycles in Economics and Nature, pp. 51-53
George T. Altman

News and Notes, pp. 53-57


Technical Papers
The Isolation of Living Nuclei from the Endosperm of Cocos nucifera, pp. 58-59
Victor M. Cutter; Katherine S. Wilson; Georges R. Dubé
Delayed Speech Feedback as a Test for Auditory Malingering, pp. 59-60
William R. Tiffany; C. N. Hanley
Cis-Trans Isomers of Vitamin A and Retinene in Vision, pp. 60-63
Ruth Hubbard; George Wald
Making Names of Biological Taxa from Greek Stems, pp. 63-64
R. E. Buchanan
The Intrarenal Venous Pressure, pp. 64-65
H. G. Swann; B. W. Hink; Herman Koester; Victor Moore; J. M. Prine
Establishment of an Antarctic Seismological Station, pp. 65-69
Andrew A. Thompson
Sodium Nucleate Inhibition of Arginase Activity, pp. 69-70
Samuel Moss
Control of Nosema Disease of Honeybees with Fumagillin, pp. 70-71
H. Katznelson; C. A. Jamieson
The Treatment of Amebiasis with Fumagillin, pp. 71-72
John H. Killough; Gordon B. Magill; Richard C. Smith
Kinetics of Reaction of Certain Vitamin B12 Analogs with Cyanide Ion, pp. 72-73
John B. Conn; Thomas G. Wartman
Evidence of Authigenic and Detrital Glauconite, pp. 73-75
Mitchell A. Light


Comments and Communications
Emergency Projects and University Personnel, pp. 75-76
F. A. Middlebush


Scientific Book Register, p. 76

Previous Issue: New Series, Vol. 115, No. 2976, Jan. 11, 1952
Next Issue: New Series, Vol. 115, No. 2978, Jan. 25, 1952



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Science, New Series, Vol. 115, No. 2978, Jan. 25, 1952


Previous Issue: New Series, Vol. 115, No. 2977, Jan. 18, 1952
Next Issue: New Series, Vol. 115, No. 2979, Feb. 1, 1952


Front Matter (1 p.)
The Mitochondrial System, pp. 3a
D. E. Green

Partial Reinforcement and Conditioned Heart Rate Response in Human Subjects, pp. 77-79
J. M. Notterman; W. N. Schoenfeld; P. J. Bersh

News and Notes, pp. 79-83


Technical Papers
The Absence of Dietary Effects on the DNA Content of Liver Nuclei of the Adult Rat, p. 84
Rosa M. Campbell; H. W. Kosterlitz
A New Class of Organic Fungicides, pp. 84-86
A. R. Kittleson
Pre-Cambrian Uraninite, Sunshine Mine, Idaho, pp. 86-88
Paul F. Kerr; J. Laurence Kulp
The Natural Resistance of the Golden Hamster to Colchicine, pp. 88-89
Margaret Ward Orsini; Ben Pansky
The Turnover Time of Phosphorus in Normal, Sickle Cell Trait, and Sickle Cell Anemia Blood in vitro as Measured with P, pp. 89-90
Herman Branson; L. Otto Banks
Control of Covered Smut of Wheat by Rapid Seed Treatment with an Antibiotic, pp. 90-91
A. W. Henry; R. L. Millar; E. A. Peterson
An Improved Method for Measuring Coagulation Time, pp. 91-92
David I. Macht; Thomas Hoffmaster
The Action of Ultraviolet Light on the Pentose Moiety of Nucleic Acids and Related Compounds, pp. 92-93
Eugene W. Rice
Plastics in Trace Element Research, pp. 93-94
Iris Dozer; Marjorie Dole
Microradiography of Microfossils with X-Ray Diffraction Equipment, pp. 94-95
Ruth A. M. Schmidt
The Use of an Ion Exchange Resin for the Hydrolysis of Casein and Coffee Proteins, pp. 95-96
G. E. Underwood; F. E. Deatherage


Comments and Communications
Teacher Training, pp. 96-98
William Schriever
Age of Folsom Man, p. 98
E. H. Sellards
Selective Application of Selective Herbicides in the Study of Vegetation Development, pp. 98-99
Frank E. Egler


Book Reviews
----------------, pp. 99-100
Laboratory Design
H. S. Coleman
Review author[s]: Chester Nagel
----------------, p. 100
Cybernetics: Circular Causal and Feedback Mechanisms in Biological and Social Systems
Heinz Von Foerster
Review author[s]: M. D. Steer
----------------, p. 100
The Kidney: Medical and Surgical Diseases
Arthur C. Allen
Review author[s]: A. C. Corcoran

Previous Issue: New Series, Vol. 115, No. 2977, Jan. 18, 1952
Next Issue: New Series, Vol. 115, No. 2979, Feb. 1, 1952



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Science, New Series, Vol. 115, No. 2979, Feb. 1, 1952


Previous Issue: New Series, Vol. 115, No. 2978, Jan. 25, 1952
Next Issue: New Series, Vol. 115, No. 2980, Feb. 8, 1952


Front Matter (1 p.)
Taxonomy Today, pp. 3a
Robert Cushman Murphy

Relationship of Glandular Mucoprotein from Human Gastric Juice to Castle's Intrinsic Antianemic Factor, pp. 101-108
George B. Jerzy Glass; Linn J. Boyd; Michael A. Rubinstein; Chester S. Svigals

News and Notes, pp. 108-113


Technical Papers
Translocation of Streptomycin in Bean Plants and Its Effect on Bacterial Blights, pp. 114-115
John W. Mitchell; William J. Zaumeyer; W. Powell Anderson
Metabolism of Delta 1-Androstene-3,17-Dione, pp. 115-116
Frank Ungar; Ralph I. Dorfman
Protection of Escherichia coli against Ultraviolet Radiation by Pretreatment with Carbon Monoxide, pp. 116-117
Roy B. Mefferd; Thomas S. Matney
Selection for DDT Resistance in a Beneficial Insect Parasite, pp. 117-118
D. P. Pielou; R. F. Glasser
Study of the Light Metal Carbonyls Formed by the Reaction of Carbon Monoxide with Light Metals Dissolved in Liquid Ammonia, pp. 118-119
Arthur F. Scott
Localization of Brain Tumors with Radioiodide131, pp. 119-120
Shelley N. Chou; George E. Moore; James F. Marvin
Mechanical Group Therapy, pp. 120-122
Ernst Schmidhofer
Water of Crystallization in the Plant-Growth Regulator α -Naphthaleneacetic Acid and Its Salts, pp. 122-123
Willis A. Gortner
Increased Mast Cells in the Thymus of X-Irradiated Hamsters, pp. 123-124
Margaret A. Kelsall; Edward D. Crabb
Tetrahydropyrimidine Derivatives as Potential Foliage Fungicides, pp. 124-125
Wm. E. Rader; C. M. Monroe; R. R. Whetstone


Comments and Communications
Preparing Lantern Slides, pp. 125-126
Dorothy J. Gore; Ernest R. M. Kay
A Slide-Projector in the Lecture Desk, pp. 126-127
William Schriever


Book Reviews
----------------, pp. 127-128
The Chemistry of Uranium: The Element, Its Binary and Related Compounds
Joseph J. Katz; Eugene Rabinowitch
Review author[s]: N. H. Furman
----------------, p. 128
Biological Actions of the Adenine Nucleotides
H. N. Green; H. B. Stoner
Review author[s]: Julian L. Ambrus


Scientific Book Register, p. 128

Previous Issue: New Series, Vol. 115, No. 2978, Jan. 25, 1952
Next Issue: New Series, Vol. 115, No. 2980, Feb. 8, 1952



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Science, New Series, Vol. 115, No. 2980, Feb. 8, 1952


Previous Issue: New Series, Vol. 115, No. 2979, Feb. 1, 1952
Next Issue: New Series, Vol. 115, No. 2981, Feb. 15, 1952


Front Matter (1 p.)
Physics of the Atmosphere, pp. 3a
N. C. Gerson

Composition of Honeydew Excreted by Pineapple Mealybugs, pp. 129-133
Reed A. Gray

News and Notes, pp. 134-139


Technical Papers
Importance of Atmospheric Oxygen for Maintenance of the Optical Properties of the Human Cornea, p. 140
George K. Smelser; V. Ozanics
Quaternary Volcanic Ash in Southern Alberta, Canada, pp. 140-141
Leland Horberg
Attraction of Flies by Iso-Valeraldehyde, pp. 141-142
V. G. Dethier; B. E. Hackley; T. Wagner-Jauregg
The Effect of Choleretic and of Hydrocholeretic Agents on Bile Flow and Bile Solids in the Isolated Perfused Liver, pp. 142-143
Ralph W. Brauer; Rita L. Pessotti
The Purity of Crystalline Lactic Dehydrogenase, pp. 143-144
J. B. Neilands
The Application of Electrophoresis-Convection in the Purification of Enzymes: Purification of the Alkaline Phosphatase of Swine Kidneys, pp. 144-145
James C. Mathies
Effect of Heparin on the Growth of a Transplantable Lymphosarcoma in Mice, pp. 145-146
Leonard Kreisler
Influence of Vitamin D on Deposition of Gallium in Bone of the Rat, pp. 146-147
H. C. Dudley; Leo Friedman
On the Mechanism of Formation of Higher Alcohols during Alcoholic Fermentation, pp. 147-149
J. G. B. Castor; J. F. Guymon
Prevention of Postharvest Decay of Stone Fruits by Volatile Chemicals, pp. 149-150
J. S. Vandemark; E. G. Sharvelle
Hemagglutinins in Caterpillar Bloods, pp. 150-151
Alan W. Bernheimer
First Report of the Presence of a Dermatitis-Producing Marine Larval Schistosome in Hawaii, pp. 151-153
George W. T. C. Chu


Comments and Communications
Conditioning of the Palmaris Brevis Muscle, p. 153
M. F. Ashley Montagu
Indoxyl Acetate, p. 153


Book Reviews
----------------, p. 154
Fall of the Sparrow
Jay Williams
Review author[s]: Margery Milne
----------------, p. 154
The Housefly: Its Natural History, Medical Importance, and Control
Luther S. West
Review author[s]: Edward A. Steinhaus
----------------, p. 155
Soil Testing for Engineers
T. William Lambe
Review author[s]: C. H. M. Van Bavel
----------------, p. 155
Isoperimetric Inequalities in Mathematical Physics
G. Pólya; G. Szegö
Review author[s]: Arthur Rosenthal
----------------, pp. 155-156
Linear Polymers
Elizabeth M. Frith; R. F. Tuckett
Review author[s]: Sydney Ross
----------------, p. 156
Preparation of Organic Intermediates
David Allen Shirley
Review author[s]: Richard H. Wiley


Scientific Book Register, p. 156

Previous Issue: New Series, Vol. 115, No. 2979, Feb. 1, 1952
Next Issue: New Series, Vol. 115, No. 2981, Feb. 15, 1952



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Science, New Series, Vol. 115, No. 2981, Feb. 15, 1952


Previous Issue: New Series, Vol. 115, No. 2980, Feb. 8, 1952
Next Issue: New Series, Vol. 115, No. 2982, Feb. 22, 1952


Front Matter (1 p.)
The Association's Journals, pp. 3a
Howard A. Meyerhoff

Man's Synthetic Future, pp. 157-163
Roger Adams

Edward U. Condon, President-Elect of the AAAS, pp. 164-165
News and Notes, pp. 166-171
Association Business, pp. 172-176
Howard A. Meyerhoff

Public Information at Philadelphia, pp. 177-178
Sidney S. Negus

A Report of the Philadelphia Meeting December 26-31, 1951, pp. 178-182
Raymond L. Taylor

Reports of Sections and Societies, pp. 182-192

Previous Issue: New Series, Vol. 115, No. 2980, Feb. 8, 1952
Next Issue: New Series, Vol. 115, No. 2982, Feb. 22, 1952



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Science, New Series, Vol. 115, No. 2982, Feb. 22, 1952


Previous Issue: New Series, Vol. 115, No. 2981, Feb. 15, 1952
Next Issue: New Series, Vol. 115, No. 2983, Feb. 29, 1952


Front Matter (1 p.)
Taxonomy of Mental Disease, pp. 3a
Nathan S. Kline

The Artificial Kidney, pp. 193-199
A. V. Wolf

News and Notes, pp. 199-204


Technical Papers
Lack of Inhibition of Growth of Euglena gracilis by Vitamin B12 Oxidation Product, p. 205
Gilberto G. Villela; Luiz A. Abreu
Thiamin and the Growth Substances for Phytophthora in the Bark of Citrus Trees, pp. 205-206
Victoria Rossetti; A. A. Bitancourt
Studies on Arthropod Cuticle. VII, Patent and Masked Carbohydrate in the Epicuticle of Insects, pp. 206-208
A. Glenn Richards
The Fluoride Content of Placental Tissue as Related to the Fluoride Content of Drinking Water, pp. 208-209
Dwight E. Gardner; Frank A. Smith; Harold C. Hodge; D. E. Overton; Reuben Feltman
The Significance of Intravas pH in Relation to Sperm Motility, pp. 209-211
David W. Bishop; Harriet P. Mathews
Inhibition of Sperm Motility by Tetrazolium Salts, pp. 211-212
David W. Bishop; Harriet P. Mathews
On a Thiazolone Compound from Thiamine Disulfide, pp. 212-214
Taizo Matsukawa; Takeo Iwatsu
A New Occurrence and Description of the Fossil Arthrophycus, pp. 214-215
Herman F. Becker; William Donn
Antibiotic Feed and Vitamin B12 Supplements for Lactating Dairy Cows, pp. 215-216
M. O. Haq; L. L. Rusoff; A. J. Gelpi
Desmethylcolchicine, a Constituent of USP Colchicine, p. 216
Robert M. Horowitz; Glenn E. Ullyot


Comments and Communications
Prehistoric Sutton Hoo, p. 217
George E. Fay
Oldest Natural History Museums and Institutional Herbaria in America, pp. 217-218
Robert Benson Gordon
A Modified Glass Filter Apparatus for Small Volumes, pp. 218-219
Frank B. Engley
Rare Yucca, p. 219
Gustav Albrecht
Green Vision and Binocular Fusion of Yellow, pp. 220-221
Samuel A. Talbot; L. M. Hurvich; D. Jameson


Book Reviews
----------------, pp. 221-222
Tables for Microscopic Identification of Ore Minerals
W. Uytenbogaardt
Review author[s]: Paul F. Kerr
----------------, p. 222
The Structure of Physical Chemistry
C. N. Hinshelwood
Review author[s]: Henry Eyring
----------------, p. 222
Metabolic Methods: Clinical Procedures in the Study of Metabolic Functions
C. Frank Consolazio; Robert E. Johnson; Evelyn Marek
Review author[s]: Philip K. Bondy


Scientific Book Register, p. 222

Previous Issue: New Series, Vol. 115, No. 2981, Feb. 15, 1952
Next Issue: New Series, Vol. 115, No. 2983, Feb. 29, 1952



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Science, New Series, Vol. 115, No. 2983, Feb. 29, 1952


Previous Issue: New Series, Vol. 115, No. 2982, Feb. 22, 1952
Next Issue: New Series, Vol. 115, No. 2984, Mar. 7, 1952


Front Matter (1 p.)
Cancer Research, pp. 3a
J. Edward Spike

Optimum Location of a Photoelectric Observatory, pp. 223-226
John B. Irwin

Application of Echo-Ranging Techniques to the Determination of Structure of Biological Tissues, pp. 226-230
John J. Wild; John M. Reid

News and Notes, pp. 230-235


Technical Papers
Toxicity of Cellulose Acetate Sheets to Plants and Fish, p. 236
Karl Maramorosch
The Distribution of S35-Labeled L-Methionine Sulfoximine in the Rat, pp. 236-238
J. S. Roth; A. Wase; L. Reiner
Growth-Regulator Specificity in Relation to Ovary Wall Development in the Fig, pp. 238-239
Julian C. Crane
Protective Effect of Glycine on Sperm Exposed to Light, pp. 239-240
Arthur C. Giese; Patrick H. Wells
Enzymatic Synthesis of Higher Carbohydrates from Dextrose, pp. 240-241
J. Pfannmuller; A. Noë
Analcime in the Popo Agie Member of the Chugwater Formation, pp. 241-242
W. D. Keller
The Activation by Vitamin D of the Phosphorylation of Thiamin, pp. 242-243
C.-E. Räihä; O. Forsander
Demonstration concerning Pressure-Tension Relations in Various Organs, pp. 243-244
A. V. Wolf
An Air-Cleaning Apparatus for the Flame Photometer, pp. 244-245
John M. Olney; A. H. James
A New Reaction and Color Test for Allethrin and Pyrethrins, pp. 245-246
Louis Feinstein
Spraying of Particulate Suspensions Containing Infective Materials for Electron Micrographic Analysis, pp. 246-248
R. C. Backus
Schwarzschild-Villiger Effect in Microspectrophotometry, pp. 248-249
Hiroto Naora


Comments and Communications
International Organization of Scientific Documentation Based on Legislation, pp. 250-251
Jacques Avias
Vitality of the Aged, p. 251
C. H. Forsyth
Applications of Ecology and Economics to Fisheries, pp. 251-253
Martin D. Burkenroad; Curtis L. Newcombe
Erratum: The Use of an Ion Exchange Resin for the Hydrolysis of Casein and Coffee Proteins, p. 253


Book Reviews
----------------, pp. 253-254
Biochemistry and Physiology of Protozoa
André Lwoff
Review author[s]: R. E. Hungate
----------------, p. 254
The Vitamin B Complex
F. A. Robinson
Review author[s]: Esmond E. Snell


Scientific Book Register, p. 254

Previous Issue: New Series, Vol. 115, No. 2982, Feb. 22, 1952
Next Issue: New Series, Vol. 115, No. 2984, Mar. 7, 1952



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Science, New Series, Vol. 115, No. 2984, Mar. 7, 1952


Previous Issue: New Series, Vol. 115, No. 2983, Feb. 29, 1952
Next Issue: New Series, Vol. 115, No. 2985, Mar. 14, 1952


Front Matter (1 p.)
Three Annual Reports, pp. 3a
H. A. Meyerhoff

Biological Processes in the Formation of Wood, pp. 255-259
I. W. Bailey

News and Notes, pp. 259-263


Technical Papers
Time Course of Fixation of N2 by Excised Soybean Nodules, pp. 264-265
M. H. Aprison; R. H. Burris
A Saliva Test for Prenatal Sex Determination, p. 265
Gustav Wm. Rapp; Garwood C. Richardson
Influence of Cobalt on Reproduction of Mice and Rats, pp. 265-267
Werner G. Jaffé
The Szilard-Chalmers Process in Solid Phosphorus Salts, p. 267
A. H. W. Aten; H. Van Der Straaten; P. C. Riesebos
Closed Technique for Collection and Storage of Aliquots of Blood, p. 268
Carl W. Walter; Andrew C. Jessiman
Some New Coordination Compounds of Thallium, pp. 268-269
David Hill Roethel; John G. Surak
Effects of High-Voltage Cathode-Ray Irradiation on Cottonseed, pp. 269-271
M. G. Lambou; R. Y. Mayne; B. E. Proctor; S. A. Goldblith
Influence of Nutrition upon Appearance of Tumors in Tu50j Stock of D. melanogaster, pp. 271-272
Sidney Mittler
Prolongation of Blood Clotting Time in the Dormant Hamster, p. 272
Arthur Svihla; Howard Bowman; Roger Pearson


Book Reviews
----------------, p. 273
Photosynthesis and Related Processes: Spectroscopy and Fluorescence of Photosynthetic Pigments; Kinetics of Photosynthesis
Eugene I. Rabinowitch
Review author[s]: James Bonner
----------------, pp. 273-274
Ecological Animal Geography (Hesse)
W. C. Allee; Karl P. Schmidt
Review author[s]: Paul L. Errington
----------------, p. 274
Principles of Geology
James Gilluly; Aaron C. Waters; A. O. Woodford
Review author[s]: Janet M. Aitken


Scientific Book Register, p. 274

Previous Issue: New Series, Vol. 115, No. 2983, Feb. 29, 1952
Next Issue: New Series, Vol. 115, No. 2985, Mar. 14, 1952



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Science, New Series, Vol. 115, No. 2985, Mar. 14, 1952


Previous Issue: New Series, Vol. 115, No. 2984, Mar. 7, 1952
Next Issue: New Series, Vol. 115, No. 2986, Mar. 21, 1952


Front Matter (1 p.)
Scientific Research in Australia, pp. 3a
Trevor C. Bell

Insects as Experimental Material, pp. 275-280
Kenneth D. Roeder

News and Notes, pp. 280-283


Technical Papers
Charge Distribution in Nuclei from X-Ray Fine Structure, pp. 284-285
A. L. Schawlow; C. H. Townes
An Artificial Kidney--A Simplified Apparatus, pp. 285-288
John R. Guarino; Louis J. Guarino
Blood Factors in the Nutrition of Trypanosoma cruzi, p. 288
W. L. McRary; E. R. Noble; E. L. Tondevold
The Archaeological and Paleontological Salvage Program at the Medicine Creek Reservoir, Frontier County, Nebraska, pp. 288-290
E. Mott Davis; C. Bertrand Schultz
Antagonistic Action of Uracil, Thiouracil, and Thiourea on Reticulocyte Ripening, pp. 290-291
Alphonse Nizet
Some New Synthetic Estrogens, pp. 292-293
H. Rinderknecht; L. W. Rowe


Comments and Communications
"Attraction Fields" between Growing Tissue Cultures, pp. 293-296
Paul Weiss; Allan A. Katzberg
Root-Grafting in Tropical Trees, p. 296
Carl D. LaRue
Separation of Free-Living Cells, p. 296
Robert G. H. Cormack

Previous Issue: New Series, Vol. 115, No. 2984, Mar. 7, 1952
Next Issue: New Series, Vol. 115, No. 2986, Mar. 21, 1952



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Science, New Series, Vol. 115, No. 2986, Mar. 21, 1952


Previous Issue: New Series, Vol. 115, No. 2985, Mar. 14, 1952
Next Issue: New Series, Vol. 115, No. 2987, Mar. 28, 1952


Front Matter (1 p.)
Source Books in Science, pp. 3a
Gregory D. Walcott

Carboxylation Reactions and Photosynthesis, pp. 297-301
Severo Ochoa; Wolf Vishniac

James Fitton Couch: 1888-1951, pp. 301-302
B. A. Brice

News and Notes, pp. 302-305


Technical Papers
Relation of Prothrombin to the Prolongation of Clotting Time in Aestivating Ground Squirrels, pp. 306-307
Arthur Svihla; Howard Bowman; Ruth Ritenour
Inactivation of Influenza Virus and of Viral Hemagglutinin by the Ciliate Tetrahymena geleii, pp. 307-308
Vincent Groupé; Leonora H. Pugh
The Importance of Protective Urinary Colloids in the Prevention and Treatment of Kidney Stones, pp. 308-310
Arthur J. Butt; Ernst A. Hauser
Multicurie Cobalt 60 Units for Radiation Therapy, pp. 310-312
A. Morrison; W. R. Dixon; C. Garrett; H. E. Johns; L. M. Bates; E. R. Epp; D. V. Cormack; S. O. Fedoruk
Absorption of DDT in Houseflies over an Extended Period, pp. 312-313
Robert A. Hoffman; A. R. Roth; Arthur W. Lindquist; Joseph S. Butts
The Accumulation of Serum Cholate and Its Relationship to Hypercholesteremia, pp. 313-315
Meyer Friedman; Sanford O. Byers; Ray H. Rosenman
Growth of the Scutellum of Maize in Culture, pp. 315-316
Carl D. LaRue
Perchloric Acid Extraction of Ribose Nucleic Acid from Cytological Preparations, pp. 316-317
Henry S. Di Stefano


Comments and Communications
Soviet Science, p. 318
William C. Boyd; Ivan D. London
Lytic Effect of Tygon Plastic Tubing, pp. 318-319
Fred T. Shultz
The Language of Science, p. 319
Peter Gray; A. A. Buzzati-Traverso


Book Reviews
----------------, p. 320
Chemistry of Wood
Erik Hägglund
Review author[s]: Ralph L. Hossfeld
----------------, p. 320
Ruwenzori Expedition 1934-5: Muscidae
F. I. Van Emden
Review author[s]: C. H. Curran

Previous Issue: New Series, Vol. 115, No. 2985, Mar. 14, 1952
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Science, New Series, Vol. 115, No. 2987, Mar. 28, 1952


Previous Issue: New Series, Vol. 115, No. 2986, Mar. 21, 1952
Next Issue: New Series, Vol. 115, No. 2988, Apr. 4, 1952


Front Matter (1 p.)
A Century of Geography, pp. 3a
Harriet H. Gibney

The Support of Research in Medical and Allied Fields for the Period 1946 through 1951, pp. 321-343
Stella Leche Deignan; Esther Miller

News and Notes, pp. 344-350


Technical Papers
Some Applications of the Rapid Uptake of Vitamin B12 by Resting Lactobacillus leichmannii Organisms, pp. 351-352
Robert L. Davis; Bacon F. Chow
On the Interaction of Mesons and Plural vs. Multiple Meson Production, pp. 352-353
Alexander W. Stern
A Rapid Titrimetric Method for Determining the Water Content of Animal Tissues, pp. 353-354
Sherburne F. Cook; Carl F. Cramer; Keith Kenyon
Bone Implantation as a means of Studying Vitamin D Action, pp. 354-355
B. B. Migicovsky; A. M. Nielson
The Critical Frequency of Taste, pp. 355-356
Margaret Hubbard Jones; F. Nowell Jones
Skeletal Units in Protein Crystals, pp. 356-357
Dorothy Wrinch
An Inhibitor of Desoxyribonuclease in Human White Blood Cells and Bone Marrow Cells and Its Relationship to Cellular Maturity, pp. 357-358
Henry H. Henstell; Robert I. Freedman
Action of Chymotrypsin α and Chymotrypsin B upon Several Protein Substrates, pp. 358-359
John A. Ambrose; M. Laskowski


Comments and Communications
Religion and Higher Education, p. 360
G. Nahas
Rejuvenation Re-Evaluated, pp. 360-361
Joseph Y. Peary
Potentiometric Measurements in Colloidal Systems, pp. 361-362
C. Edmund Marshall
A Practical Laboratory Method for Mass Culturing Bacteria, pp. 362-363
Richard B. Johnson


Book Reviews
----------------, p. 363
Combustion, Flames and Explosions of Gases
Bernard Lewis; Guenther Von Elbe
Review author[s]: Marjorie W. Evans
----------------, pp. 363-364
Igneous and Metamorphic Petrology
Francis J. Turner; Jean Verhoogen
Review author[s]: J. F. Schairer
----------------, p. 364
Smithsonian Meteorological Tables
Review author[s]: Leon Sherman

Previous Issue: New Series, Vol. 115, No. 2986, Mar. 21, 1952
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Science, New Series, Vol. 115, No. 2988, Apr. 4, 1952


Previous Issue: New Series, Vol. 115, No. 2987, Mar. 28, 1952
Next Issue: New Series, Vol. 115, No. 2989, Apr. 11, 1952


Front Matter (1 p.)
National Science Policy, pp. 3a
Alan T. Waterman

Otto Meyerhof: 1884-1951, pp. 365-368
David Nachmansohn; Severo Ochoa; Fritz A. Lipmann

News and Notes, pp. 369-372


Technical Papers
Gastric Mast Cell Diapedesis in the Albino Rat, pp. 373-374
Perihan Cambel; Cecilia E. Conroy; James T. Sgouris
A New Brain Slicing Technique for Tissue Respiration Studies, pp. 374-375
Joseph G. Graca; William N. Makaroff
Production of a Solid Rhenide, pp. 375-376
Ernest Griswold; Jacob Kleinberg; Justo B. Bravo
Comparative Biological Activity of α-Lipoic Acid and Protogen in the Growth of Tetrahymena, pp. 376-377
John V. Slater
The Effects of Cortisone and Heparin on Eosinophils in Defibrinated Human Blood, pp. 377-378
Robert C. Muehrcke; Jack L. Lewis; Robert M. Kark
An Implantor for Forming and Accurate Placing of Small Pellets, pp. 378-379
M. C. Shelesnyak; I. Berenblum
Bactericidal Effects of Propylene and Triethylene Glycol Vapors on Airborne Escherichia coli, pp. 379-382
William Lester; Edward Dunklin; O. H. Robertson


Comments and Communications
On Leukotaxine, pp. 382-384
Valy Menkin; Virgil H. Moon


Scientific Book Register, p. 384

Previous Issue: New Series, Vol. 115, No. 2987, Mar. 28, 1952
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Science, New Series, Vol. 115, No. 2989, Apr. 11, 1952


Previous Issue: New Series, Vol. 115, No. 2988, Apr. 4, 1952
Next Issue: New Series, Vol. 115, No. 2990, Apr. 18, 1952


Front Matter (1 p.)
Krilium, pp. 3a
R. Q. Parks

Structure and Properties of Ice, pp. 385-390
Niels Bjerrum

News and Notes, pp. 390-394


Association Affairs
Sessions for Contributed Papers at the Sixth St. Louis Meeting: December 26-31, 1952, p. 395
Gordon Research Conferences: June 16-August 29, 1952, pp. 395-401
W. George Parks
Laurentian Hormone Conference, p. 401
Gregory Pincus


Technical Papers
Effect of Phosphorylated Hesperidin, a Hyaluronidase Inhibitor, on Fertility in the Rat, p. 402
Gustav J. Martin; J. M. Beiler
Uracil Protection against Ultraviolet Radiation Damage to a Higher Plant, pp. 402-403
H. S. Puleston; Jess L. Fults; Merle G. Payne
Metabolic Relationship between Meso-Inositol and Lindane, pp. 403-404
A. S. Srivastava
Serological Differentiation of Fish Bloods, pp. 404-405
John E. Cushing


Comments and Communications
Lobbyist for American Science, p. 405
Lyle B. Borst
Geography at Harvard, pp. 405-406
Erwin Raisz
Radiation Sensitivity of Benzene-d6, p. 406
Sheffield Gordon; Milton Burton


Scientific Book Register, p. 406

Previous Issue: New Series, Vol. 115, No. 2988, Apr. 4, 1952
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Science, New Series, Vol. 115, No. 2990, Apr. 18, 1952


Previous Issue: New Series, Vol. 115, No. 2989, Apr. 11, 1952
Next Issue: New Series, Vol. 115, No. 2991, Apr. 25, 1952


Front Matter (1 p.)
Scientific Books, pp. 3a
Herbert S. Bailey

The Criticism of Scientific Books, pp. 407-409
Marston Bates

Reporting Science, pp. 409-412
Frank Carey

The Impact of Science on Literature, pp. 412-415
Fred A. Dudley

Books and Scientific Meetings, pp. 415-417
R. E. Blackwelder

News and Notes, pp. 418-421


Book Reviews
----------------, p. 422
General Education in Science. I
Bernard Cohen; Fletcher G. Watson
Review author[s]: Richard M. Sutton
Physics and Mathematics, pp. 422-428
Astrophysics: A Topical Symposium
J. A. Hynek
Studies in Large Plastic Flow and Fracture: With Special Emphasis on the Effects of Hydrostatic Pressure
P. W. Bridgman
The Algebra of Vectors and Matrices
Thomas L. Wade
Linear Transformations in n-Dimensional Vector Space: An Introduction to the Theory of Hilbert Space
H. L. Hamburger; M. E. Grimshaw
The Classical Theory of Fields
L. Landau; E. Lifshitz
Proceedings of a Second Symposium on Large-Scale Digital Calculating Machinery
Progress in Cosmic Ray Physics
J. G. Wilson
The Design and Analysis of Experiments
Oscar Kempthorne
Review author[s]: D. ter Haar; George R. Irwin; Louis Brand; Michael Golomb; Enos E. Witmer; L. H. Thomas; Kenneth Greisen; H. Fairfield Smith
Chemistry and Biochemistry, pp. 428-430
Physical Properties and Analysis of Heavy Water
Isidor Kirshenbaum
Light Hydrocarbon Analysis
O. W. Burke; C. E. Starr; F. D. Tuemmler
Agricultural Chemistry: Practical Applications of Agricultural Chemistry
Donald E. H. Frear
Biological Antagonism: The Theory of Biological Relativity
Gustav J. Martin
The Enzymes: Chemistry and Mechanism of Action
James B. Sumner; Karl Myrbäck
Aspects of the Constitution of Mineral Oils
K. Van Nes; H. A. Van Westen
Review author[s]: Malcolm Dole; David Craig; A. G. Norman; C. R. Treadwell; Arthur Kornberg; Benjamin T. Brooks
The Biological Sciences, pp. 430-435
Genetics and the Origin of Species
Theodosius Dobzhansky
Checklist of Palaearctic and Indian Mammals, 1758 to 1946
J. R. Ellerman; T. C. S. Morrison-Scott
Traité de Zoologie: Anatomie, Systématique, Biologie—Insectes Supérieurs et Hémiptéroïdes
Pierre-P. Grassé
The Genetics of Micro-Organisms
D. G. Catcheside
Embryology of the Viviparous Insects
Harold R. Hagan
The Origin, Variation, Immunity and Breeding of Cultivated Plants
N. I. Vavilov
Mineral Nutrition of Plants
Emil Truog
The Principles of General Biology
Mary S. Gardiner
Review author[s]: H. H. Plough; G. G. Simpson; Charles D. Michener; Sterling Emerson; F. H. Butt; Paul C. Mangelsdorf; Frank A. Gilbert; William O. Puckett
The Medical Sciences, pp. 435-438
Global Epidemiology: A Geography of Disease and Sanitation: Africa and the Adjacent Islands
James Stevens Simmons
An Atlas of Normal Radiographic Anatomy
Isadore Meschan
Chemistry of Muscular Contraction
A. Szent-Györgyi
A Textbook of General Physiology
Hugh Davson
The Electrical Activity of the Nervous System: A Textbook for Students
Mary A. B. Brazier
Survey of Compounds Which Have Been Tested for Carcinogenic Activity
Jonathan L. Hartwell
Outline of Fundamental Pharmacology: The Mechanics of the Interaction of Chemicals and Living Things
David Fielding Marsh
Review author[s]: E. Harold Hinman; William S. Cornwell; R. C. Mills; William R. Amberson; E. Gellhorn; Kanematsu Sugiura; Clara M. Ambrus
Psychology, pp. 438-441
The Study of Instinct
N. Tinbergen
Vocabulaire de la Psychologie. Publié avec la collaboration de L'Association des Travailleurs Scientifiques
Henri Piéron
Cerebral Mechanisms in Behavior: The Hixon Symposium
Lloyd A. Jeffress
Language and Communication
George A. Miller
Review author[s]: Leonard Carmichael; Philip L. Harriman; D. O. Hebb; John Q. Stewart
The Earth Sciences, pp. 441-444
Mathematische Grundlagen der höheren Geodäsie und Kartographie: Das Erdsphäroid und seine konformen Abbildungen
R. König; K. H. Weise
The System of Mineralogy (Dana's)
Charles Palache; Harry Berman; Clifford Frondel
The Formation of Mineral Deposits
Alan M. Bateman
The Tectonics of Middle North America: Middle North America East of the Cardilleran System
Philip B. King
Theoretical Petrology: A Textbook on the Origin and the Evolution of Rocks
Tom F. W. Barth
Review author[s]: Paul D. Thomas; Edward H. Kraus; Carl Tolman; John L. Rich; Norman L. Bowen


Book Review Index, p. 444


Comments and Communications
"Official Views" from the GPO, p. 445
Edward G. Voss
Circling Planets, p. 445
R. de Rohan-Barondes
A Blast for "Formicology", pp. 445-446
George C. Wheeler
National Conference of Science for Peace, p. 446
A. H. Gordon

Previous Issue: New Series, Vol. 115, No. 2989, Apr. 11, 1952
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Science, New Series, Vol. 115, No. 2991, Apr. 25, 1952


Previous Issue: New Series, Vol. 115, No. 2990, Apr. 18, 1952
Next Issue: New Series, Vol. 115, No. 2992, May 2, 1952


Front Matter (1 p.)
Auroral Research, pp. 3a
N. J. Oliver

Body Composition: Studies in the Human Being by the Dilution Principle, pp. 447-454
I. S. Edelman; J. M. Olney; A. H. James; L. Brooks; F. D. Moore

News and Notes, pp. 454-458


Technical Papers
Observations on the Supposed Intracellular Symbiotic Microorganisms of Aphids, pp. 459-460
U. N. Lanham
Determination of Specific Activities of C14-Labeled Organic Compounds with a Water-Soluble Liquid Scintillator, pp. 460-461
Earle C. Farmer; Irving A. Berstein
Survival and Growth of Human Tissues Transplanted to Hamster Cheek Pouch, pp. 461-465
H. M. Lemon; B. R. Lutz; R. Pope; L. Parsons; A. H. Handler; D. I. Patt
Sedimentation and Flexibility of Sodium Thymonucleate Molecule, pp. 465-466
Sadhan Basu
Variation in Coloring Rates of Tobacco, pp. 466-468
J. A. Weybrew; Paul E. Green
Fasciae Dorsi Variants, pp. 468-469
George William Cooper
A Simple Method for Staining Trypanosomes and Plasmodia of Malaria in Tissue Sections, pp. 469-470
R. W. Loehning; H. J. Van Baaren
The Irradiation-Induced Autoxidation of Linoleic Acid, pp. 470-472
James F. Mead


Comments and Communications
Biological or Psychological Warfare?, pp. 472-473
Istavan Rusznyak; Detlev W. Bronk
International Code of Zoological Nomenclature: Proposed Amplification, Clarifications, and Extensions to Be Considered by the International Congress of Zoology, Copenhagen 1953, p. 473
Francis Hemming


Association Affairs
Southwestern Division, May 1-4, 1952, pp. 474-478
Frank E. E. Germann


Scientific Book Register, p. 478

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Next Issue: New Series, Vol. 115, No. 2992, May 2, 1952



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Previous Issue: New Series, Vol. 115, No. 2991, Apr. 25, 1952
Next Issue: New Series, Vol. 115, No. 2993, May 9, 1952


Front Matter (1 p.)
Ecological Taxonomy, pp. 3a
Angus M. Woodbury

The National Academy of Sciences: Abstracts of Papers Presented at the Annual Meeting April 28-30, 1952, pp. 479-489
William De Berniere MacNider: 1881-1951, pp. 489-490
W. C. George

News and Notes, pp. 491-495


Technical Papers
The Separation of Porphobilinogen and an Ehrlich Negative Precursor of Uroporphyrin, p. 496
Violet E. Hawkinson; C. J. Watson
Ultraviolet Absorption Spectra as a Tool for Diagnosing Plant Virus Diseases, pp. 496-499
R. C. Lindner; H. C. Kirkpatrick; T. E. Weeks
Formation of 2,3-Butylene Glycol in Bacterial Fermentation of D-Glucosamine, p. 499
Y. Matsushima; Y. Shimazu
The Influence of Skin Temperature upon the Pain Threshold as Evoked by Thermal Radiation--A Confirmation, pp. 499-500
Michael Wertheimer; W. D. Ward
Time Distortion in Hypnosis and Nonmotor Learning, pp. 500-502
Linn F. Cooper; David W. Rodgin


Comments and Communications
Use of Nembutal as an Anesthetic for Large Wild Mammals, p. 503
Arthur Svihla; Akira Horita
The Peyote Cult, pp. 503-504
John Collier
Measuring Rate of Growth of Leucocytes, pp. 504-506
Lew Cunningham; Edwin E. Osgood; Harold Tivey

Previous Issue: New Series, Vol. 115, No. 2991, Apr. 25, 1952
Next Issue: New Series, Vol. 115, No. 2993, May 9, 1952



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Science, New Series, Vol. 115, No. 2993, May 9, 1952


Previous Issue: New Series, Vol. 115, No. 2992, May 2, 1952
Next Issue: New Series, Vol. 115, No. 2994, May 16, 1952


Scientists and the NSF, pp. 3a
Paul E. Klopsteg

Front Matter (1 p.)
Bacterial Life at the Bottom of the Philippine Trench, pp. 507-508
Claude E. ZoBell

George William Scarth: 1880-1951, p. 509
J. Levitt

News and Notes, pp. 510-514


Technical Papers
Birefringent Stepgauge, pp. 515-516
Katharine B. Blodgett
An Observation on the Infrared Absorption Spectrum of Dextran, pp. 516-517
Stanley C. Burket; Eugene H. Melvin
An Ultramicronutritional Bio-Assay Technique Employing Seeded Agar Tubes, pp. 517-519
Maurice E. Shils; Martin Horowitz; Anna Cheskis Gelman; Martin Sass
Effect of Wind-Generated Waves on Migration of the Yukon River in the Yukon Flats, Alaska, pp. 519-520
John R. Williams
Crystalline Visnagan, pp. 520-521
Eric Smith; L. A. Pucci; W. G. Bywater
Association of Enzymatic Activity with Submicroscopic Particles, pp. 521-522
Alton Meister
Membrane Resistance Changes in the Course of Axonal Spikes Modified by Low Na+ Concentration, pp. 522-523
Harry Grundfest; Rita Guttman; Charles D. Hendley; Irwin B. Wilson
Blood Transfusion in Irradiation Hemorrhage, pp. 523-526
J. Garrott Allen; Clair E. Basinger; Jerome J. Landy; Margaret H. Sanderson; Daniel M. Enerson


Comments and Communications
Some Punkins!, p. 526
Leonard Haseman
Some Punkins!, p. 526
Leonard Haseman
The Alleged Disappearance of Hunger during Starvation, pp. 526-527
A. J. Carlson; F. Hoelzel
Escherichia coli in the Intestine of a Wild Sea Lion, pp. 527-528
Carl H. Oppenheimer; Arthur L. Kelly
Autohemagglutinins in the Serum of Patients with Acute Lupus Erythematosus, pp. 528-529
Ruth A. Seale; Don R. Mathieson
Microbiological Conversion of Pregnenolone to Progesterone, p. 529
D. Perlman


Book Reviews
----------------, p. 530
Essay in Physics
Herbert L. Samuel
Review author[s]: P. W. Bridgman
----------------, pp. 530-531
Microbial Decomposition of Cellulose: With Special Reference to Cotton Textiles
R. G. H. Siu
Review author[s]: Rogers B. Finch
----------------, p. 532
The Sucking Lice
G. F. Ferris
Review author[s]: John N. Belkin


Scientific Book Register, p. 532

Previous Issue: New Series, Vol. 115, No. 2992, May 2, 1952
Next Issue: New Series, Vol. 115, No. 2994, May 16, 1952



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Science, New Series, Vol. 115, No. 2994, May 16, 1952


Previous Issue: New Series, Vol. 115, No. 2993, May 9, 1952
Next Issue: New Series, Vol. 115, No. 2995, May 23, 1952


Front Matter (1 p.)
Arctic Botanical Research, pp. 3a
Ira L. Wiggins

The Problem of Antiscientific Trends Today, pp. 533-537
Kirtley F. Mather

News and Notes, pp. 537-540


Technical Papers
Isomorphism of Terramycin and Aureomycin Hydrochlorides, p. 541
R. Pepinsky; T. Watanabe
Physiology of an Infrared Receptor: The Facial Pit of Pit Vipers, pp. 541-543
Theodore H. Bullock; Raymond B. Cowles
A Virus Possibly Related to the Psittacosis-Lymphogranuloma-Pneumonitis Group Causing a Pneumonia in Sheep, pp. 543-544
D. G. McKercher
Some Aspects of the Phenomenon of Coacervation, pp. 544-545
Sadhan Basu; Gurucharan Bhattacharya
Effect of Heat on the Properties of Urea at Its Melting Point, pp. 545-546
J. Seiberlich; W. C. Campbell
Sodium Pentobarbital Anesthesia and Mortality from X-Radiation in C57 Black Mice, pp. 547-548
H. Patterson Mack; Frank H. J. Figge
Polarizing Forces of the Muscarinic Moiety, pp. 548-549
F. W. Schueler
Hypothesis of the Biological Action of Radiation, pp. 549-550
Masami Kiga


Comments and Communications
A Citizen's Duty, p. 550
Paul D. Foote
Flash in Photomicrography, p. 550
R. E. Bevis; W. F. Hetrick
Reservist Reaction, pp. 550-552
R. C. Bard; S. J. Tassinari; Anthony O. Mirarchi; S. W. Geiser; Charles G. Wilber
A Simple Pipetting Device, p. 552
J. A. McCarter
Distilled Water from Boiler Steam, p. 552
E. T. Margolis


Book Reviews
----------------, p. 553
A Dictionary of Antibiosis
Review author[s]: John Hays Bailey
----------------, pp. 553-554
Genetics in the 20th Century
L. C. Dunn
Review author[s]: C. P. Swanson


Scientific Book Register, p. 554

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Next Issue: New Series, Vol. 115, No. 2995, May 23, 1952



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Science, New Series, Vol. 115, No. 2995, May 23, 1952


Previous Issue: New Series, Vol. 115, No. 2994, May 16, 1952
Next Issue: New Series, Vol. 115, No. 2996, May 30, 1952


Front Matter (1 p.)
Atmospheric Pollution, pp. 3a
William T. Ingram

History and Development of Chemical Periodicals in the Field of Analytical Chemistry: 1877-1950, pp. 555-560
Fletcher S. Boig; Paul W. Howerton

Herbert Spencer Jackson: 1883-1951, p. 561
D. L. Bailey

Harry Federley: 1879-1951, pp. 561-562
Richard B. Goldschmidt

News and Notes, pp. 562-566


Technical Papers
Degradation of Radioactive Glucose, pp. 567-568
P. V. Vittorio; G. Krotkov; G. B. Reed
Competition of the Aliesterase in Rat Serum with the Pseudo Cholinesterase for Diisopropyl Fluorophosphonate, pp. 568-570
D. K. Myers
The Hall Effect and Electrical Resistivity of Tellurium, pp. 570-571
Virgil E. Bottom
Interpretation of the Double Reversal of the Hall Effect in Tellurium, pp. 571-572
H. Fritzsche
Red Blood Cell Studies: Ashby Curves, pp. 572-573
Robert L. Evans; D. S. Amatuzio; R. V. Ebert
The Ultracentrifugation of Soluble Cytochromes, pp. 573-574
W. W. Wainio; Bertram Eichel; S. J. Cooperstein
Widespread Distribution of Delacroixia coronata and Other Saprophytic Entomophthoraceae in Plant Detritus, pp. 575-576
Charles Drechsler


Comments and Communications
Antibiotics and Immunodesensitization in the Treatment of Human Brucellosis, pp. 576-577
Alberto P. León; C. Cano; M. E. Vergara
A Flat, Adjustable Lantern Slide Carrier, p. 577
J. David Reid; Julius R. Jung
Japanese Illusion, p. 577
Harry L. Arnold
Homing Not Hindered by Wing Magnets, pp. 577-578
Walker Van Riper; E. R. Kalmbach


Book Reviews
----------------, p. 579
Cottrell--Samaritan of Science
Frank Cameron
Review author[s]: Forrest F. Cleveland
----------------, pp. 579-580
Range Management: Principles and Practices
Arthur W. Sampson
Review author[s]: A. C. Everson
----------------, p. 580
Principles of Plant Physiology
James Bonner; Arthur W. Galston
Review author[s]: R. F. Dawson
----------------, pp. 580-581
Contributions to Embryology
Review author[s]: A. Elizabeth Adams
----------------, p. 581
A Study of Antimetabolites
D. W. Woolley
Review author[s]: Israel S. Kleiner
----------------, pp. 581-582
Adhesion and Adhesives
N. A. de Bruyne; R. Houwink
Review author[s]: C. L. Weidner


Scientific Book Register, p. 582

Previous Issue: New Series, Vol. 115, No. 2994, May 16, 1952
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Previous Issue: New Series, Vol. 115, No. 2995, May 23, 1952
Next Issue: New Series, Vol. 115, No. 2997, Jun. 6, 1952


Front Matter (1 p.)
Anthropology in Medicine, pp. 3a
William Caudill

The Role of Heparin in Lipoprotein Metabolism, pp. 583-586
Christian B. Anfinsen; Edwin Boyle; Ray K. Brown

News and Notes, pp. 587-591


Association Affairs
Preliminary Announcement Sixth St. Louis Meeting: December 26-31, 1952, pp. 592-594
Raymond L. Taylor


Technical Papers
A Possible Mechanism for the Nerve-Blocking Action of n-Amyl Carbamate, pp. 595-596
Frederick Crescitelli
The Action of Pectinol and Pectin Esterase on Sections of Rat and Guinea Pig Stomachs, pp. 596-597
Perihan Cambel
The Preparation of Wet Ashed Tissues for Liquid Counting, pp. 597-598
Carl T. Bahner; D. B. Zilversmit; Etta McDonald
Effect of Ascorbic Acid on the Adrenal Weight of Normal and Hypophysectomized Rats, pp. 598-600
Louis-Paul Dugal; Mercedes Thérien
The Interaction of Hyaluronidase with Thromboplastic Components of Blood Coagulation, pp. 600-601
Silvio Fiala; D. R. Meranze; Karl Roth
A Tissue Chamber and Splint for the Mouse, pp. 601-603
Doyle Joslin
A Variable Heart Pump Permitting Independent Control of Rate, Output, and Ejection Velocity, pp. 603-605
Herbert P. Broida; Edward D. Freis; John C. Rose
Kallikrein and Shwartzman-Active Substances, p. 605
J. Fischer Christensen
Response of Field-Grown Peaches to Strontium Sprays, pp. 606-607
Benjamin Wolf; S. J. Cesare


Comments and Communications
The Role of Vision in the Alighting of Birds, pp. 607-608
William J. Beecher
Insect Resistance to Insecticides, pp. 608-609
Raimon L. Beard
Research Vs. Proprietary Interest, pp. 609-610
Alvin R. Lamb
Pressor and Oxytocic Hormones of the Pituitary Gland, p. 610
R. L. Stehle
Electrokinetic Behavior of Dilute Monodisperse Sulfur Hydrosols, pp. 610-611
Robert H. Smellie; Victor K. LaMer


Book Reviews
----------------, pp. 611-612
Carbon Dioxide Fixation and Photosynthesis
Review author[s]: C. B. Van Niel
----------------, p. 612
Pathology of the Fetus and the Newborn
Edith L. Potter
Review author[s]: Arthur T. Hertig


Scientific Book Register, p. 612

Previous Issue: New Series, Vol. 115, No. 2995, May 23, 1952
Next Issue: New Series, Vol. 115, No. 2997, Jun. 6, 1952



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Science, New Series, Vol. 115, No. 2997, Jun. 6, 1952


Previous Issue: New Series, Vol. 115, No. 2996, May 30, 1952
Next Issue: New Series, Vol. 115, No. 2998, Jun. 13, 1952


Front Matter (1 p.)
The Content of Science, pp. 3a
Howard A. Meyerhoff

The Reflectivity of Deciduous Trees and Herbaceous Plants in the Infrared to 25 Microns, pp. 613-616
David M. Gates; Wirojana Tantraporn

News and Notes, pp. 617-620
Correction: International Congress of Electroencephalography and Clinical Neurophysiology, p. 620


Technical Papers
Influenza Virus Proliferation in Hypoxic Mice, pp. 621-622
Seymour S. Kalter; Jay Tepperman
Assay of Uranium-Bearing Ores by Fission Analysis, pp. 622-623
W. W. Happ; J. L. Horwood
Evidence for the Occurrence of Intermediates during Mutation, pp. 623-626
William D. McElroy
Localization of Protein-Bound Radioactive Iodine by Filter Paper Electrophoresis, pp. 626-627
Frank Larson; William P. Deiss; Edwin C. Albright
Relation of Chlorogenic Acid to Scab Resistance in Potatoes, pp. 627-629
Gestur Johnson; Lawrence A. Schaal
A Modification of the Sudan Black B Technique for the Possible Cytochemical Demonstration of Masked Lipids, pp. 629-631
G. Adolph Ackerman


Comments and Communications
Common Names for Subspecies in Zoology, pp. 631-632
Howard Campbell
Problems Involved in a World-Wide Soil Survey, p. 632
Morris Slavin
An Improved Moist Chamber, pp. 632-633
William A. Feder
Dissa and Data, p. 633
S. Reid Warren


Book Reviews
----------------, pp. 633-634
Taxonomy of Vascular Plants
George H. M. Lawrence
Review author[s]: Theodor Just
----------------, p. 634
Phase Transformations in Solids
Review author[s]: Gregory H. Wannier
----------------, p. 634
Finite Deformation of an Elastic Solid
Francis D. Murnaghan
Review author[s]: C. A. Truesdell

Previous Issue: New Series, Vol. 115, No. 2996, May 30, 1952
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Science, New Series, Vol. 115, No. 2998, Jun. 13, 1952


Previous Issue: New Series, Vol. 115, No. 2997, Jun. 6, 1952
Next Issue: New Series, Vol. 115, No. 2999, Jun. 20, 1952


Front Matter (1 p.)
Poliomyelitis Viruses in Tissue Culture, pp. 3a
Joseph L. Melnick

Science in Ireland, pp. 635-636
P. J. R. Dempsey

Androgenesis with Zygogenesis in Gynandromorphic Honeybees (Apis mellifera L.), pp. 637-638
Walter C. Rothenbuhler; John W. Gowen; O. W. Park

News and Notes, pp. 639-643


Technical Papers
Preprotection of Mice against X-Irradiation Mortality by Sodium Nitrite, pp. 644-646
L. J. Cole; V. P. Bond; M. C. Fishler
A Simple Stage-Mounted Micromanipulator, pp. 646-647
Iben Browning; Lloyd S. Lockingen
Comparative Histological Studies of Endocrine Glands of Yellow (Aya) and Non-Agouti (aa) Mice in Relation to the Problem of Hereditary Obesity, pp. 647-649
Frederick H. Kasten
Automatic Microtome, pp. 649-652
V. Bush
Histochemical Demonstration of 5-Nucleotidase Activity in Cell Nuclei, pp. 652-653
M. Wachstein; E. Meisel


Comments and Communications
Areal Differentiation and the "Science" of Geography, pp. 654-655
Eugene Van Cleef
Cloudiness in Relation to Choice of Astronomical Sites, pp. 655-656
Seymour L. Hess; John B. Irwin
The Aeropause, pp. 656-657
Konrad J. K. Buettner; Heinz Haber
Lipochondria of Living Nerve Cells, p. 657
Owen L. Thomas


Book Reviews
----------------, p. 658
Industry and Tropical Health
Review author[s]: Thomas T. Mackie
----------------, pp. 658-659
Elsevier's Encyclopaedia of Organic Chemistry: Carboisocyclic Condensed Compounds, Series III; Tetracyclic and Higher-Cyclic Compounds except Steroids and Triterpenes
F. Radt
Review author[s]: Roger Adams
----------------, p. 659
Sexual Behavior in Western Arnhem Land
Ronald M. Berndt; Catherine H. Berndt
Review author[s]: Clellan S. Ford
----------------, pp. 659-660
Finite Matrices
W. L. Ferrar
Review author[s]: Sam Perlis


Reviewed in Brief
----------------, p. 660
Modern Magnetism
L. F. Bates
----------------, p. 660
The Measurement of Radio Isotopes
Denis Taylor


Scientific Book Register, p. 660

Previous Issue: New Series, Vol. 115, No. 2997, Jun. 6, 1952
Next Issue: New Series, Vol. 115, No. 2999, Jun. 20, 1952



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Science, New Series, Vol. 115, No. 2999, Jun. 20, 1952


Previous Issue: New Series, Vol. 115, No. 2998, Jun. 13, 1952
Next Issue: New Series, Vol. 115, No. 3000, Jun. 27, 1952


Front Matter (1 p.)
Survey of Physiological Science, pp. 3a
Ralph W. Gerard; Orr E. Reynolds

Integrated Enzyme Activity in Soluble Extracts of Heart Muscle, pp. 661-665
D. E. Green

News and Notes, pp. 666-671


Technical Papers
Thermal Stimulation of Isolated Organs and Its Inhibition by Pharmacological Agents, pp. 672-674
N. Ercoli; Vittorio Guzzon
Effects of an Exogenous Growth Regulator on Proteolytic Enzymes of the Soybean Plant, pp. 674-675
S. R. Freiberg
Chlorogenic Acid a Possible Metabolite in the Terminal Oxidase System of the White Potato, p. 675
Gestur Johnson
Repeated Semiannual Spawning of Northern Oysters, pp. 675-676
V. L. Loosanoff; H. C. Davis
Enzymatic Reduction of Cystine by Coenzyme I (DPNH), pp. 676-678
Walter J. Nickerson; Antonio H. Romano
Veralbidine, a New Alkaloid from Veratrum album, p. 678
A. Stoll; E. Seebeck
The Effect of Experimental Stress upon the Photically Activated EEG, pp. 678-682
George A. Ulett; Goldine Gleser
Melting Phenomena of a Surface of Monomolecular Thickness, pp. 682-684
D. E. Beischer


Comments and Communications
Zoological Nomenclature, p. 684
Francis Hemming
Salivary Amylase Inhibition, pp. 684-685
Ed. H. Fischer; J. Fellig
Isolation of Ascorbic Acid and Rhamnosides from Sea Water, p. 685
Peter J. Wangersky
Experts' Biases about the Older Worker, pp. 685-687
Jacob Tuckman; Irving Lorge


Book Reviews
----------------, p. 687
London Essays in Geography
L. Dudley Stamp; S. W. Wooldridge
Review author[s]: John B. Appleton
----------------, pp. 687-688
Advanced Engineering Mathematics
C. R. Wylie
Review author[s]: Brockway McMillan
----------------, pp. 688-689
The Role of Engineering in Nuclear Energy Development
N. F. Lansing
Review author[s]: Karl Lark-Horovitz
----------------, pp. 689-690
The Planets: Their Origin and Development
Harold C. Urey
Review author[s]: Bart J. Bok
----------------, p. 690
Statistical Design and Analysis of Experiments for Development Research
Donald Statler
Review author[s]: Bernard Ostle

Previous Issue: New Series, Vol. 115, No. 2998, Jun. 13, 1952
Next Issue: New Series, Vol. 115, No. 3000, Jun. 27, 1952



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Science, New Series, Vol. 115, No. 3000, Jun. 27, 1952


Previous Issue: New Series, Vol. 115, No. 2999, Jun. 20, 1952
Next Issue: New Series, Vol. 116, No. 3001, Jul. 4, 1952


Volume Information (18 pp.)
Front Matter (1 p.)
Mellon Institute, pp. 3a
W. A. Hamor

Nucleic Acid and Protein Conference, pp. 691-695
Kurt G. Stern; Max A. Lauffer

News and Notes, pp. 696-700


Technical Papers
An Unusual Type of Protection with the Carnation Mosaic Virus, pp. 701-702
J. D. Gilpatrick; M. Weintraub
An Interspecific Cross Involving the Lima Bean Phaseolus lunatus L., pp. 702-703
Albert P. Lorz
Niacin and Niacinamide Biosynthesis in Insects, pp. 703-704
Masaru Kato; Yasuji Hamamura
An Oxidative Metabolite of Desoxycorticosterone, pp. 704-705
George M. Picha; Francis J. Saunders; D. M. Green
The Aerial Transport of Mammalian Ova for Transplantation, pp. 705-706
W. G. R. Marden; M. C. Chang
Identification and Lead-Uranium Ages of Massive Uraninites from the Shinarump Conglomerate, Utah, pp. 706-708
L. R. Stieff; T. W. Stern
The Isolation of Progesterone from Human Placentae, pp. 708-709
Hilton A. Salhanick; Matthew W. Noall; M. X. Zarrow; T. Samuels
Effects of Whole Body Exposure to Irradiation upon Subsequent Fertility of Male Rabbits, pp. 709-711
R. L. Murphree; W. M. Whitaker; J. L. Wilding; J. H. Rust
Electron Microscopy of Isolated Chromosomes, pp. 711-712
Quentin Van Winkle; Mary W. Renoll; Justine S. Garvey; Albert F. Prebus


Comments and Communications
Geology, Soil Mechanics, and Botany, pp. 713-714
Stephen Taber
Use of Silicones in Preparation of Samples for Radioactivity Measurement, p. 714
W. J. Wingo; J. H. Gast; F. L. Aldrich


Scientific Book Register, p. 714

Previous Issue: New Series, Vol. 115, No. 2999, Jun. 20, 1952
Next Issue: New Series, Vol. 116, No. 3001, Jul. 4, 1952



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Science, New Series, Vol. 116, No. 3001, Jul. 4, 1952


Previous Issue: New Series, Vol. 115, No. 3000, Jun. 27, 1952
Next Issue: New Series, Vol. 116, No. 3002, Jul. 11, 1952


Volume Information (2 pp.)
Front Matter (1 p.)
AAAS Administration--1952, p. 3
Time and Trace Metals in Archaeological Sites, pp. 1-5
V. P. Sokoloff; G. F. Carter

News and Notes, pp. 6-11


Technical Papers
Electron Microscopy of Chromosomes in Smears, pp. 12-14
Israel J. Heilweil; Harriet G. Heilweil; Quentin Van Winkle
Fatal Trypanosoma cruzi Infection in the White Rat, pp. 14-15
Harry Seneca; Joyce Rockenbach
The Action of Some Water-Soluble Poly-α-Amino Acids on Fibrinolysis, pp. 15-16
Isaac Ginsburg; Andre De Vries; Ephraim Katchalski
Action of Penicillin on Streptococci: Enhancement of Sensitivity in vivo?, pp. 16-17
Cleo Rasch; R. F. Parker
The Detection of Crystals Following Local Injection of Cortisone and Compound F into the Skin of Man, pp. 17-19
Leon Goldman; Herbert O'Hara E.; Jeanne Baskett


Comments and Communications
Scientific Communication, p. 19
R. R. Newell
The Teaching of Specific Dynamic Action, pp. 19-20
W. W. Hawkins
Transportation of Live Materials for Research, pp. 20-21
Wm. Hegener


Book Reviews
----------------, p. 21
Medicinal Chemistry: Chemistry, Biochemistry, Therapeutic and Pharmacological Action of Natural and Synthetic Drugs
Alfred Burger
Review author[s]: David B. Tyler
----------------, pp. 21-22
The Barker Index of Crystals, Vol. I: Crystals of the Tetragonal, Hexagonal, Trigonal and Orthorhombic Systems
M. W. Porter; R. C. Spiller
Review author[s]: Wheeler P. Davey
----------------, p. 22
The Zoology of Tapeworms
Robert A. Wardle; James Archie McLeod
Review author[s]: Lyell J. Thomas


Scientific Book Register, p. 22

Previous Issue: New Series, Vol. 115, No. 3000, Jun. 27, 1952
Next Issue: New Series, Vol. 116, No. 3002, Jul. 11, 1952



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Science, New Series, Vol. 116, No. 3002, Jul. 11, 1952


Previous Issue: New Series, Vol. 116, No. 3001, Jul. 4, 1952
Next Issue: New Series, Vol. 116, No. 3003, Jul. 18, 1952


Front Matter (1 p.)
Monozygotic Twin Beef Cattle in Nutrition Research, p. 3
C. F. Winchester

The Scientific Council on Problems of the Physiological Theory of Academician I. P. Pavlov: A Study in Control, pp. 23-27
Ivan D. London

News and Notes, pp. 27-32


Technical Papers
Conjugation in Tetrahymena, pp. 33-34
Alfred M. Elliott; David L. Nanney
Some Oxidation Products of DL-α-Tocopherol Obtained with Ferric Chloride, pp. 34-35
Vernon L. Frampton; W. A. Skinner; Philip S. Bailey
An Egg Encrusted with Protoporphyrin, pp. 35-36
F. B. Hutt; J. B. Sumner
The Accelerating Effect of Calcium on the Fibrinogen-Fibrin Transformation, pp. 36-37
G. Rosenfeld; B. Jánszky
Enzymatic Cytolysis of Epithelium by Filtrates of Feces from Patients with Ulcerative Colitis, pp. 37-39
Richard B. Stoughton
Effect of p-Chlorophenoxyacetic Acid (ClPA) and 3-Indolacetic Acid (IA) on Certain Dehydrogenase Systems of the Tomato Fruit, L. esculentum, pp. 39-41
F. G. Teubner; A. E. Murneek
Carbon--Carbon Bond Lengths, pp. 41-42
R. T. Sanderson


Comments and Communications
Geometric Deviations in the Growth of Tissue Cultures, p. 43
Ivor Cornman
Geometric Deviations in the Growth of Tissue Cultures, p. 43
Ivor Cornman
Migrating Aphids, pp. 43-44
George N. Wolcott


Book Reviews
----------------, p. 44
Thermodynamics of Alloys
John Lumsden
Review author[s]: W. E. Taylor


Scientific Book Register, p. 44

Previous Issue: New Series, Vol. 116, No. 3001, Jul. 4, 1952
Next Issue: New Series, Vol. 116, No. 3003, Jul. 18, 1952



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Science, New Series, Vol. 116, No. 3003, Jul. 18, 1952


Previous Issue: New Series, Vol. 116, No. 3002, Jul. 11, 1952
Next Issue: New Series, Vol. 116, No. 3004, Jul. 25, 1952


Front Matter (1 p.)
Agricultural Research Institute, p. 3
LeRoy Voris

Microbial Selection, pp. 45-51
Vernon Bryson; Waclaw Szybalski

News and Notes, pp. 51-56


Technical Papers
Disease Resistance and Early Testing of Maize, pp. 57-58
C. C. Wernham
Chemical Constitution and Biological Activity of Some Organophosphorus Compounds, pp. 58-60
D. Ramaswami; E. R. Kirch; Elizabeth H. Jenney
The Recording of Flight Movements in Insects, pp. 60-61
Edward G. Boettiger; Edwin Furshpan
Paleobotanical Investigations in Naval Petroleum Reserve No. 4, Alaska, pp. 61-62
Chester A. Arnold
Nomographs for Determining Seiche Periods, pp. 62-63
James L. Verber
Analysis of Growth of the Chick Marginal Blastoderm, pp. 64-65
Allen B. Schlesinger
On the Nature of the So-Called Background Material in Estrogen Fractions of Extracts Prepared from Hydrolyzed Urine, pp. 65-66
Josephine B. Garst; Harry B. Friedgood
Inbred Strains of Culex Mosquitoes, pp. 66-67
J. B. Kitzmiller


Comments and Communications
Vitality of the Aged, pp. 67-68
Robert J. Myers
Vitality of the Aged, pp. 67-68
Robert J. Myers
Science and Technology in Unesco, pp. 68-70
Maurice B. Visscher
Perpetual Motion and Perpetual Research, pp. 70-71
Walter Rose; J. J. Brown


Book Reviews
----------------, p. 71
Die Sonnenkorona: Beobachtungen der Korona 1939-1949
M. Waldmeier
Review author[s]: K. W. Meissner
----------------, pp. 71-72
Organic Chemistry
J. P. Wibaut
Review author[s]: Robert C. Elderfield
----------------, p. 72
The Geography of Europe
D. Hubbard
Review author[s]: Ralph E. Olson
----------------, p. 72
The Chemistry of Lignin
Friedrich Emil Brauns
Review author[s]: Ralph L. Hossfeld

Previous Issue: New Series, Vol. 116, No. 3002, Jul. 11, 1952
Next Issue: New Series, Vol. 116, No. 3004, Jul. 25, 1952



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Science, New Series, Vol. 116, No. 3004, Jul. 25, 1952


Previous Issue: New Series, Vol. 116, No. 3003, Jul. 18, 1952
Next Issue: New Series, Vol. 116, No. 3005, Aug. 1, 1952


Front Matter (1 p.)
Time for Cooperation, p. 3
John R. Mayor; Francis D. Curtis; Morris Meister

The Use of the Selective Service College Qualification Test in the Deferment of College Students, pp. 73-79
Henry Chauncey

News and Notes, pp. 80-83


Technical Papers
Pollen and Radiocarbon Studies of Aleutian Soil Profiles, pp. 84-86
Svend T. Anderson; Theodore P. Bank
The Effect of Insulin Coma on Uropepsin Excretion, pp. 86-87
James S. L. Jacobs; Clinton E. Tempereau; Philip M. West
Biosynthesis of the C14-Labeled Form of Dextran, pp. 87-89
Norbert J. Scully; Homer E. Stavely; John Skok; Alfred R. Stanley; J. K. Dale; J. T. Craig; E. B. Hodge; William Chorney; Ronald Watanabe; Robert Baldwin
A Dominant, Sex-Linked Mutation in the House Mouse, p. 89
E. D. Garber
Uraninite from the Grey Dawn Mine, San Juan County, Utah, pp. 89-90
Charles A. Rasor
An Effect of Proteins and Proteoses on the Cellulase of Myrothecium verrucaria, pp. 90-92
D. R. Whitaker
Selective Stimulation of Color Receptors with Alternating Currents, pp. 92-94
Koiti Motokawa; Mituru Ebe


Comments and Communications
Passports, pp. 95-96
An Improved Lyophilizer, p. 96
R. M. Thomas; J. E. Prier
Sterilization of Pyrogen-Free Injections in Fenwal Bottles, pp. 96-97
Chen Lu-ao


Association Affairs
Hotel Headquarters, Sixth St. Louis Meeting: December 26-31, 1952, pp. 97-98
R. L. Taylor

Previous Issue: New Series, Vol. 116, No. 3003, Jul. 18, 1952
Next Issue: New Series, Vol. 116, No. 3005, Aug. 1, 1952



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Science, New Series, Vol. 116, No. 3005, Aug. 1, 1952


Previous Issue: New Series, Vol. 116, No. 3004, Jul. 25, 1952
Next Issue: New Series, Vol. 116, No. 3006, Aug. 8, 1952


Front Matter (1 p.)
Solar-Terrestrial Relationships, p. 3
R. M. Chapman

The Constitution and Functions of the United Kingdom Medical Research Council, pp. 99-105
Francis H. K. Green

News and Notes, pp. 105-109


Technical Papers
Ability of Mice of the Genus Peromyscus to Hear Ultrasonic Sounds, pp. 110-111
Lee R. Dice; Elizabeth Barto
Infrared Spectrophotometry as a Means for Identification of Bacteria, pp. 111-113
Heber J. R. Stevenson; Orvil E. A. Bolduan
Effect of Penicillin on Streptomycin-Dependent Variants in Escherichia coli Populations, pp. 113-115
Avram Goldstein
Cocontraction and Reciprocal Innervation in Voluntary Movement in Man, pp. 115-118
Milton G. Levine; Herman Kabat
Systematic Status of the Pure Culture Ciliate Known as "Tetrahymena geleii" and "Glaucoma piriformis", pp. 118-119
John O. Corliss
Differential Stability of Various Analogs of Cobalamin to Vitamin C, pp. 119-121
D. V. Frost; M. Lapidus; Katharine Armstrong Plaut; Erna Scherfling; H. H. Fricke
The Metabolism of Betaine and Sodium Formate by Leukemic Mice, pp. 121-122
James S. Dinning; Lloyd D. Seager; Lou D. Payne; John R. Totter
Effect of Excess Dietary DL-Methionine on Liver and Kidney Catalase of Rats, pp. 122-123
Abraham M. Stein; Edwin R. Skavinski


Comments and Communications
Inactivation of Circulin by Lipase, pp. 123-124
D. H. Peterson; Henry Koffler; P. A. Tetrault; H. C. Reitz
The Action of Metals on 1,4-Dihalides and Similar Compounds, p. 124
W. M. Schubert; Wayne A. Lanka; Thomas H. Liddicoet
Three- and Four-Dimensional Plotting, pp. 124-125
J. N. Hunt
Unscientific Reporting, pp. 125-126
David E. Davis; Norris M. Erb; Frank Carey
Periodic Acid-Schiff Reaction of the Insect Cuticle, p. 126
Peter Brunet


Book Reviews
----------------, p. 127
The Merck Index of Chemicals and Drugs
Review author[s]: Windsor C. Cutting
----------------, p. 127
Tensor Analysis: Theory and Applications
I. S. Sokolnikoff
Review author[s]: A. Weinstein
----------------, pp. 127-128
The Oxide-Coated Cathode, Vol. 1: Manufacture; Vol. 2: Physics, Including Thermal Emission from Metals and Semi-Conductors
G. Herrmann; Phil S. Wagener
Review author[s]: H. Y. Fan
----------------, p. 128
Hevea: Thirty Years of Research in the Far East
M. J. Dijkman
Review author[s]: J. T. Baldwin


Scientific Book Register, p. 128

Previous Issue: New Series, Vol. 116, No. 3004, Jul. 25, 1952
Next Issue: New Series, Vol. 116, No. 3006, Aug. 8, 1952



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Science, New Series, Vol. 116, No. 3006, Aug. 8, 1952


Previous Issue: New Series, Vol. 116, No. 3005, Aug. 1, 1952
Next Issue: New Series, Vol. 116, No. 3007, Aug. 15, 1952


Front Matter (1 p.)
Human Hemoglobin, p. 3
Harvey A. Itano

The Chemical Approach to the Control of Tuberculosis, pp. 129-134
H. Herbert Fox

News and Notes, pp. 135-139


Technical Papers
Low Energy Counting with a New Liquid Scintillation Solute, p. 140
F. N. Hayes; R. D. Hiebert; R. L. Schuch
Body Build and Body Composition, pp. 140-142
Josef Brožek; Ancel Keys
Specific Volumes of Proteins and the Relationship to Their Amino Acid Contents, pp. 142-143
T. L. McMeekin; Kathleen Marshall
A Note on the Phosphorescence of Proteins, pp. 143-144
P. Debye; John O. Edwards
The Presence of Toxins Other Than DDT in the Blood of DDT-Poisoned Roaches, pp. 144-147
James Sternburg; C. W. Kearns
Differentiation between Circulins A and B and Polymyxins A and E by Paper Chromatography, pp. 147-148
J. H. Dowling; Henry Koffler; H. C. Reitz; D. H. Peterson; P. A. Tetrault
Colloidal Graphite in the Preparation of Samples for Gas-Flow Counting, pp. 148-149
Allen F. Reid; Margaret C. Robbins
A Method for Quantitative Evaluation of the Effects of Ionizing Radiations on Growth of Adenocarcinoma in vivo, pp. 149-151
T. P. Ting
The Effect of Anesthesia upon Adrenergic Blockade, pp. 151-152
W. Glen Moss


Comments and Communications
Cooperation between Systematists and Experimental Biologists, pp. 152-153
Ralph I. Smith
The Atlantic Estuarine Research Society, pp. 153-154
Jay D. Andrews
Use of Sodium Metabisulfite as a Preservative for Grass Silage, p. 154
R. L. Cowan; J. W. Bratzler; R. W. Swift
The Evidence for Mitotic Spindles in Bacteria, pp. 154-155
K. A. Bisset


Book Reviews
----------------, pp. 155-156
Cold Injury
M. Irené Ferrer
Review author[s]: Durwood J. Smith
----------------, p. 156
Absorption and Extraction
Thomas K. Sherwood; Robert L. Pigford
Review author[s]: C. O. Bennett


Scientific Book Register, p. 156

Previous Issue: New Series, Vol. 116, No. 3005, Aug. 1, 1952
Next Issue: New Series, Vol. 116, No. 3007, Aug. 15, 1952



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Science, New Series, Vol. 116, No. 3007, Aug. 15, 1952


Previous Issue: New Series, Vol. 116, No. 3006, Aug. 8, 1952
Next Issue: New Series, Vol. 116, No. 3008, Aug. 22, 1952


Front Matter (1 p.)
Fat and Oil Progress, p. 3
A. R. Baldwin

Experimental Pharmacology and Measurement of the Subjective Response, pp. 157-162
Henry K. Beecher

News and Notes, pp. 162-165


Technical Papers
Some Pharmacologic Characteristics of Isonicotinyl Hydrazide (Pyricidin®), a New Antituberculosis Drug, pp. 166-167
John F. Reinhard; Eugene T. Kimura; Rubin J. Schachter
Absorption of Nutrients by Stems and Branches of Woody Plants, pp. 167-168
H. B. Tukey; R. L. Ticknor; O. N. Hinsvark; S. H. Wittwer
The Activity of α-Amylase as Determined by Adsorption Indicators, pp. 168-169
Benjamin Carroll; John W. Van Dyk
Systemic Stress as an Inhibitor of Experimental Tumors in Swiss Mice, pp. 169-171
Harold A. Rashkis
A "Purkinje Shift" in Insect Vision, pp. 171-172
Milton Fingerman; Frank A. Brown
The Protective Effect of Glutathione against Radiation-Induced Chromosome Aberrations, pp. 172-174
Knut Mikaelsen
Absorption Spectra and Isomerization of the Chlorophylls, pp. 174-175
Harold H. Strain
Equilibria between Species of Chlorophylls in Solution, pp. 175-176
Simon Freed; Kenneth M. Sancier


Comments and Communications
Two Long Climatic Records, pp. 176-178
Paul B. Sears; Kathryn H. Clisby
Passports and Visas, pp. 178-179
Paul Erdös; Ernest Borek; Francis J. Ryan; Jacques Monod; Russell H. Johnson; Earl Frieden; Raymond K. Sheline; Werner Herz; H. M. Walborsky; Ernest Grunwald; Jack Eichinger; Rowland E. Johnson; Karl Dittmer; John E. Leffler; Michael Kasha; Russell J. Keirs; F. J. Kearley
Culture Collections of Microorganisms, pp. 179-180
Kenneth B. Raper; R. E. Buchanan; P. R. Burkholder; R. E. Cleland; R. D. Coghill; John F. Enders; Carl Lamanna; E. H. Lennette; H. H. McKinney; Wm. J. Robbins; Joel Warren


Book Reviews
----------------, p. 181
Handbook of Turtles: The Turtles of the United States, Canada, and Baja California
Archie Carr
Review author[s]: Lorus J. Milne; Margery J. Milne
----------------, p. 181
Chemistry of Carbon Compounds: Aliphatic Compounds
A. E. H. Rodd
Review author[s]: H. B. Hass
----------------, p. 181
The Theory of Atomic Spectra
E. U. Condon; G. H. Shortley
Review author[s]: K. W. Meissner
----------------, pp. 181-182
The World of Learning 1952
Review author[s]: Howard A. Myerhoff


Scientific Book Register, p. 182

Previous Issue: New Series, Vol. 116, No. 3006, Aug. 8, 1952
Next Issue: New Series, Vol. 116, No. 3008, Aug. 22, 1952



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Science, New Series, Vol. 116, No. 3008, Aug. 22, 1952


Previous Issue: New Series, Vol. 116, No. 3007, Aug. 15, 1952
Next Issue: New Series, Vol. 116, No. 3009, Aug. 29, 1952


Front Matter (1 p.)
Shadow-Casting Meteors, p. 3
C. C. Wylie

Systematic Analysis of Factors Determining Accuracy in Visual Tracking, pp. 183-187
Robert S. Lincoln; Karl U. Smith

News and Notes, pp. 188-192


Technical Papers
Rapid Serial Recording of Concentrations in the Blood Circulation and in Perfusion Systems: The Effluogram, pp. 193-194
James M. O'Brien; Walter S. Wilde
Effect of Peripheral Shielding on Lymphoid Tissue Response to Irradiation in C 57 Black Mice, pp. 195-196
Henry S. Kaplan; Mary B. Brown
An Investigation of Antimony Oxide as an Opacifier for Porcelain Enamels and Glass, pp. 196-200
A. E. Pavlish; L. S. O'Bannon
Some Patterns of the Respiratory Pigments of Ascites Tumors of Mice, pp. 200-202
Britton Chance; LaRoy N. Castor
The State of Catalase in the Respiring Bacterial Cell, pp. 202-203
Britton Chance
Schwarzschild-Villiger Effect in Microspectrophotometry, pp. 203-204
Leonard Ornstein; Arthur W. Pollister
Study of Irritants Related to Piperine, pp. 204-205
Torsten Hasselstrom; Harold W. Coles; Norene E. Kennedy


Comments and Communications
Astronomy in the Manner of 1984, pp. 206-207
Otto Struve
Mercury as a Casting and a Contrast Medium, p. 207
M. Wharton Young
Soxhlet Extraction at Reduced Temperature, pp. 207-208
I. R. C. Bick; P. S. Clezy
Microsporum gypseum and Histoplasma capsulatum Spores in Soil and Water, p. 208
Morris A. Gordon; Libero Ajello; Lucille K. Georg; L. D. Zeidberg


Book Reviews
----------------, p. 209
Principles of Geochemistry
Brian Mason
Review author[s]: Norman L. Bowen
----------------, p. 209
Smithsonian Logarithmic Tables to Base e and Base 10
Smithsonian Misc
Review author[s]: Richard S. Burington
----------------, pp. 209-210
Electrical Measurements
Forest K. Harris
Review author[s]: V. A. Johnson
----------------, p. 210
A Colored Atlas of Some Vertebrates from Ceylon: Fishes
P. E. P. Deraniyagala
Review author[s]: Leonard P. Schultz


Scientific Book Register, p. 210

Previous Issue: New Series, Vol. 116, No. 3007, Aug. 15, 1952
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Science, New Series, Vol. 116, No. 3009, Aug. 29, 1952


Previous Issue: New Series, Vol. 116, No. 3008, Aug. 22, 1952
Next Issue: New Series, Vol. 116, No. 3010, Sep. 5, 1952


Front Matter (1 p.)
Centennial of Engineering Convocation, p. 3
E. Lawrence Chandler

Internal Observation of Rabbit Uterus, pp. 211-214
Bent G. Böving

Paul Felix Neményi: 1895-1952, pp. 215-216
C. A. Truesdell

News and Notes, pp. 216-220


Technical Papers
Unusual Protective Action of a New Emulsifier for the Handling of Organic Phosphates, p. 221
William B. Deichmann; Patricia Brown; Charles Downing
Scatter-Sounding: A New Technique in Ionospheric Research, pp. 221-224
Oswald G. Villard; Allen M. Peterson
Resistance of Solanum ballsii and Solanum sucrense to the Golden Nematode, Heterodera rostochiensis, Wollenweber, pp. 224-225
W. F. Mai; L. C. Peterson
Biosynthesis and Isolation of Radioactive Colchicine, pp. 225-227
E. J. Walaszek; F. E. Kelsey; E. M. K. Geiling
Polymerization in Liquid Ammonia, pp. 228-229
Fred Leonard; Paul Fram
Dental Caries in Rats Fed a Diet Containing Processed Cereal Foods and a Low Content of Refined Sugar, pp. 229-231
F. J. McClure
Weight and Body Temperature in Mammals, pp. 231-232
Peter R. Morrison; Fred A. Ryser
Maintenance of Contraction of Embryonic Chick Hearts in vitro, pp. 232-233
J. C. Gray; E. W. Powell


Comments and Communications
Sponsored Research, p. 233
Sidney W. Benson
Aerosol for Controlling Herbarium Pests, pp. 233-234
W. Andrew Archer
Oxidation of Ascorbic Acid to Dehydroascorbic Acid at Low Temperatures, p. 234
F. G. Gustafson; A. R. Cooke
Passport Procedures, pp. 234-236
Cationic Detergents in the Babcock Test, p. 236
H. L. Wildasin; E. O. Anderson


Book Reviews
----------------, pp. 236-237
Color in Business, Science, and Industry
Deane B. Judd
Review author[s]: Arthur C. Hardy
----------------, p. 237
Mathematics: Its Magic and Mastery
Aaron Bakst
Review author[s]: Louis Brand
----------------, pp. 237-238
Structural Chemistry of Inorganic Compounds
Walter Hückel; L. H. Long
Review author[s]: Wendell M. Latimer
----------------, p. 238
The Chemistry of Heterocyclic Compounds: Thiophene and Its Derivatives
Howard D. Hartough
Review author[s]: William E. Truce


Scientific Book Register, p. 238
Correction, p. 238
A. Elizabeth Adams

Previous Issue: New Series, Vol. 116, No. 3008, Aug. 22, 1952
Next Issue: New Series, Vol. 116, No. 3010, Sep. 5, 1952



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Previous Issue: New Series, Vol. 116, No. 3009, Aug. 29, 1952
Next Issue: New Series, Vol. 116, No. 3011, Sep. 12, 1952


Front Matter (1 p.)
AAAS Headquarters, p. 3
Howard A. Meyerhoff

Research in Psychiatry is Starving to Death, pp. 239-243
Lawrence S. Kubie

News and Notes, pp. 244-248


Technical Papers
The Effect of Drying Temperature on the Folic Acid Content of Herring Meal, pp. 249-250
J. Biely; B. March; H. L. A. Tarr
Reactions of the Porpoise to Ultrasonic Frequencies, pp. 250-252
W. N. Kellogg; Robert Kohler
The Function of Vitamin C in the Adrenal Cortex, pp. 252-253
C. D. Hughes; M. J. Swenson; G. K. L. Underbjerg; J. S. Hughes
Antitubercular Diazine Carboxamides, pp. 253-254
E. F. Rogers; W. J. Leanza; H. J. Becker; A. R. Matzuk; R. C. O'Neill; A. J. Basso; G. A. Stein; M. Solotorovsky; F. J. Gregory; K. Pfister
Examination of Human Fat for the Presence of DDT, pp. 254-256
G. W. Pearce; A. M. Mattson; W. J. Hayes
The Microdetermination of ``Free'' L-Tryptophane in the Seedling of Lupinus albus, pp. 256-257
J. P. Nitsch; R. H. Wetmore
Minimum Night Temperatures at or near Full Moon, pp. 257-260
Herbert Henstock


Comments and Communications
Fourmarier's Suction Theory of Geosynclines, and the ``Vertical Push'' Explanation of Geanticlinal Orogeny, p. 261
C. A. Cotton
Science Teaching in the Secondary Schools, pp. 261-263
Fletcher G. Watson


Book Reviews
----------------, p. 263
Cowdry's Problems of Ageing: Biological and Medical Aspects
Albert I. Lansing
Review author[s]: Edward J. Stieglitz
----------------, pp. 263-264
Antennas: Theory and Practice
Sergei A. Schelkunoff; Harald T. Friis
Advanced Antenna Theory
Sergei A. Schelkunoff
Review author[s]: R. A. Smith
----------------, p. 264
Tables of Percentage Composition of Organic Compounds
H. Gysel
Review author[s]: Henry Feuer

Previous Issue: New Series, Vol. 116, No. 3009, Aug. 29, 1952
Next Issue: New Series, Vol. 116, No. 3011, Sep. 12, 1952



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Science, New Series, Vol. 116, No. 3011, Sep. 12, 1952


Previous Issue: New Series, Vol. 116, No. 3010, Sep. 5, 1952
Next Issue: New Series, Vol. 116, No. 3012, Sep. 19, 1952


Front Matter (1 p.)
AAAS Grants and Prizes, p. 3
Howard A. Meyerhoff

Nucleic Acid Content of the Squamous Cancer Cell, pp. 265-269
Robert C. Mellors; John F. Keane; G. N. Papanicolaou

News and Notes, pp. 269-273


Technical Papers
Sex Ratio of Offspring from Irradiated Male Mice, pp. 274-275
H. Kalmus; J. D. Metrakos; M. Silverberg
The Inhibition of Blood Clotting in vitro and in vivo by Tyrosinase, pp. 275-276
Irwin W. Sizer
The Nonsurgical Treatment of Cataract, pp. 276-278
R. F. Shropshire; Jacob R. Ginsberg; Mendel Jacobi
Observations on a Chlorophyll-Deficient Strain of Chlorella vulgaris Obtained after Treatment with Streptomycin, pp. 278-279
Jean F. Dubé
Effect of Prior Injection of Non-Mouse Tissues on Growth of Tumor Homoiografts in Mice, pp. 279-280
Nathan Kaliss
The Role of Darkness in Sexual Activity of the Quail, pp. 280-281
Charles M. Kirkpatrick; A. Carl Leopold
The Effect of Terramycin and Aureomycin on Blood Coagulation, pp. 282-284
John W. Parker; Louis T. Wright


Comments and Communications
The Scientist as Citizen, pp. 284-285
Ira Jewell Williams
β-Glucuronidase and Glucuronide Synthesis, pp. 285-286
G. A. Levvy; William H. Fishman


Book Reviews
----------------, pp. 286-287
Probit Analysis: A Statistical Treatment of the Sigmoid Response Curve
D. J. Finney
Review author[s]: F. M. Wadley
----------------, p. 287
Wavelength Tables of Sensitive Lines
L. H. Ahrens
Review author[s]: K. W. Meissner
----------------, p. 287
Proceedings of the Second Clinical ACTH Conference; Vol. 1: Research; Vol. 2: Therapeutics
John R. Mote
Review author[s]: E. B. Astwood


Scientific Book Register, p. 287


Association Affairs
Prize in the Social Sciences, p. 288
AAAS Research Grants, p. 288

Previous Issue: New Series, Vol. 116, No. 3010, Sep. 5, 1952
Next Issue: New Series, Vol. 116, No. 3012, Sep. 19, 1952



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Science, New Series, Vol. 116, No. 3012, Sep. 19, 1952


Previous Issue: New Series, Vol. 116, No. 3011, Sep. 12, 1952
Next Issue: New Series, Vol. 116, No. 3013, Sep. 26, 1952


Front Matter (1 p.)
Recruitment through Education and Experience, p. 3
Wallace R. Brode

Helium Liquefier, pp. 289-294
S. C. Collins

News and Notes, pp. 295-298


Technical Papers
Cytochrome c Oxidase Activity during the Metamorphosis of Drosophila virilis, pp. 299-300
Dietrich Bodenstein; Bertram Sacktor
Thin Films of Supersaturated Solutions for Detecting, Counting, and Identifying Very Small Crystalline Particles, pp. 300-301
Bernard Vonnegut
Algebraic Relationships between Digestion Coefficients Determined by the Conventional Method and by Indicator Methods, pp. 301-302
H. L. Lucas
Influence of pH on Phosphatase Activity of Rat Seminal Vesicles, pp. 302-303
J. C. Porter; R. M. Melampy
Differentiation of Nucleic Acids and Acid Mucopolysaccharides in Histologic Sections by Selective Extraction with Acids, pp. 303-305
William B. Atkinson
The Accuracy and Convenience of Silicone-Treated Microliter Pipettes, pp. 305-306
Edward L. Duggan; Kendric C. Smith
Propagation of a Strain of Endamoeba histolytica in Tissue-Bearing Culture, pp. 306-308
James G. Shaffer; Henry S. Sienkiewicz


Comments and Communications
Photochemical Para Rearrangement of Phenyl Ethers, p. 309
M. S. Kharasch; Guido Stampa; Walter Nudenberg
Liberal Arts Colleges and the National Academy of Sciences, p. 309
John R. Sampey


Erratum, p. 309
Howard Campbell


Book Reviews
----------------, p. 310
Factor Analysis: An Introduction and Manual for the Psychologist and Social Scientist
Raymond B. Cattell
Review author[s]: John C. Flanagan
----------------, p. 310
Hyperconjugation
John William Baker
Review author[s]: C. R. Mueller

Previous Issue: New Series, Vol. 116, No. 3011, Sep. 12, 1952
Next Issue: New Series, Vol. 116, No. 3013, Sep. 26, 1952



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Science, New Series, Vol. 116, No. 3013, Sep. 26, 1952


Previous Issue: New Series, Vol. 116, No. 3012, Sep. 19, 1952
Next Issue: New Series, Vol. 116, No. 3014, Oct. 3, 1952


Front Matter (1 p.)
The Armour Plan, p. 3
Haldon A. Leedy

Distributions of Ability of Students Specializing in Different Fields, pp. 311-314
Dael Wolfle; Toby Oxtoby

News and Notes, pp. 314-318


Technical Papers
Revascularization of the Heart by a Pedicle Skin Flap, pp. 319-320
Jerrold Von Wedel; Peter W. Stone; Charles G. Neumann; Jere W. Lord; J. William Hinton; Robert E. Moran
Abnormal Growth and Fructification of the Cultivated Mushroom, pp. 320-322
B. B. Stoller
The Medical Examination of Hiroshima Patients with Radiation Cataracts, pp. 322-323
Paul G. Fillmore
Histochemical Demonstration of Protein-Bound Sulfhydryl Groups, pp. 323-327
Russell J. Barrnett; Arnold M. Seligman
Role of Coenzyme A and DPN in the Oxidation of α-Ketoglutaric Acid, pp. 327-328
D. R. Sanadi; J. W. Littlefield
Direct Determination of Maximal Daily Metabolism of Alcohol, pp. 328-329
Henry W. Newman; Roger H. L. Wilson; Edith J. Newman
On the Evaluation of the Constants Vm and KM in Enzyme Reactions, pp. 329-331
B. H. J. Hofstee
Inhibition of Methylcholanthrene Carcinogenesis by Hypophysectomy, p. 331
Henry D. Moon; Miriam E. Simpson; Herbert M. Evans


Comments and Communications
Mitochondria or Microorganisms?, pp. 332-333
William Trager; U. N. Lanham


Book Reviews
----------------, p. 333
Botany of Sugarcane
C. Van Dillewijn
Review author[s]: E. W. Brandes
----------------, pp. 333-334
Short-Wave Radiation Phenomena
August Hund
Review author[s]: Edward L. Ginzton


Scientific Book Register, p. 334

Previous Issue: New Series, Vol. 116, No. 3012, Sep. 19, 1952
Next Issue: New Series, Vol. 116, No. 3014, Oct. 3, 1952



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Science, New Series, Vol. 116, No. 3014, Oct. 3, 1952


Previous Issue: New Series, Vol. 116, No. 3013, Sep. 26, 1952
Next Issue: New Series, Vol. 116, No. 3015, Oct. 10, 1952


Front Matter (1 p.)
Instrumentation, Science, and Technology, p. 3
Ralph H. Munch

Adiabatic Demagnetization and the Temperature Scale below 1° K, pp. 335-339
D. De Klerk

The Present Status of Temperature Scales, pp. 339-341
H. F. Stimson

An Automatic Counter for Age Determination by the C14 Method, pp. 342-347
H. R. Crane; E. W. McDaniel

News and Notes, pp. 348-353


Technical Papers
A Device for High-Intensity, Vacuum-Irradiation of Small Samples at Controlled Temperatures, pp. 354-355
C. S. Bachofer
An Oscillographic Plethysmograph Using a New Type of Transducer, pp. 355-357
F. A. Simeone; J. J. Cranley; A. M. Grass; R. R. Linton; R. B. Lynn
A Quickly Made Dielectric Constant Cell, pp. 358-359
Reuben E. Wood
Effect of Organic Solvents on the Emission Spectra of Sodium and Potassium in Serum and Aqueous Solutions, pp. 359-360
George R. Kingsley; Roscoe R. Schaffert
A Culture Technique for the Diagnosis of Infections with Dermocystidium marinum Mackin, Owen, and Collier in Oysters, pp. 360-361
Sammy M. Ray
An Apparatus for Microscopic Study of Frog Heart in situ, p. 362
Burrill Freedman
Perfect Demarcation of the Diamond Crystal Structure in Germanium, pp. 362-364
S. A. Robinson; P. L. Ostapkovich; E. S. Schlegel; C. P. Gazzara
The Pirani Gauge, pp. 364-367
George Glockler; Helene Ven Horst


Comments and Communications
Inspection of Simple Relations among a Number of Variables, p. 368
Charles D. Stevens; Howard Sigmon
A Thermal Precipitator for Aerobacteriology, pp. 368-369
T. W. Kethley; M. T. Gordon; Clyde Orr
An Activity Analyzer for Small Animals, pp. 369-370
B. K. Harned; Raymond W. Cunningham; Edna R. Gill


Book Reviews
----------------, p. 371
Air Pollution: Proceedings of the United States Technical Conference on Air Pollution
Louis C. McCabe
Review author[s]: A. J. Haagen-Smit
----------------, pp. 371-372
Electronic Analog Computers
Granino A. Korn; Theresa M. Korn
Review author[s]: W. C. Sangren
----------------, p. 372
Modern Chemical Processes
Review author[s]: C. W. Selheimer


Scientific Book Register, p. 372

Previous Issue: New Series, Vol. 116, No. 3013, Sep. 26, 1952
Next Issue: New Series, Vol. 116, No. 3015, Oct. 10, 1952



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Science, New Series, Vol. 116, No. 3015, Oct. 10, 1952


Previous Issue: New Series, Vol. 116, No. 3014, Oct. 3, 1952
Next Issue: New Series, Vol. 116, No. 3016, Oct. 17, 1952


Front Matter (1 p.)
British Manpower, p. 3
A New Antifertility Factor: (A Preliminary Report), pp. 373-385
Benjamin F. Sieve

News and Notes, pp. 385-389


Technical Papers
Early Devonian Deformation on Arbuckle Creek, Marion County, Kentucky, pp. 390-391
Willard Rouse Jillson
Isolation in Suckling Mice of a Virus from C3H Mice Harboring Bittner Milk Agent, pp. 391-392
Lawrence Kilham
Histology and Histogenesis of Drosophila Tumors, pp. 392-393
Per Oftedal
A New Plant Growth Regulator-- α-Cyano-β-(2,4-Dichlorophenyl) Acrylic Acid, pp. 393-394
W. B. Ligett; Calvin N. Wolf; R. E. Hay; D. P. Uhl
Crystalline and Amorphous Insulin-Zinc Compounds with Prolonged Action, pp. 394-398
K. Hallas-Møller; K. Petersen; J. Schlichtkrull
The Reducing Potential of Illuminated Chloroplasts, pp. 398-399
F. D. H. Macdowall
Observations on the Solubility of Some Cortical Hormones, p. 399
Thomas J. Macek; William H. Baade; Angela Bornn; Frederick A. Bacher


Comments and Communications
The Kirk Bryan Memorial Award, p. 400
H. T. U. Smith
Mortality and Regression of Sarcoma 180, p. 400
Joseph Patti
Stable Nomenclature, pp. 400-401
W. L. McAtee
On Scientific Reviewing and Writing, pp. 401-402
N. W. Pirie; John P. Binnington


Book Reviews
----------------, p. 402
King Solomon's Ring: New Light on Animal Ways
Konrad Z. Lorenz
Review author[s]: D. M. Hatfield
----------------, pp. 402-403
Miscellaneous Physical and Chemical Techniques of the Los Alamos Project: Experimental Techniques
Alvin C. Graves; Darol K. Froman
Review author[s]: R. O. Haxby


Association Affairs
Revision of the AAAS Constitution and Bylaws, pp. 403-407
Howard A. Meyerhoff
Corvallis Meeting of the Pacific Division, pp. 407-408
Robert C. Miller

Previous Issue: New Series, Vol. 116, No. 3014, Oct. 3, 1952
Next Issue: New Series, Vol. 116, No. 3016, Oct. 17, 1952



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Science, New Series, Vol. 116, No. 3016, Oct. 17, 1952


Previous Issue: New Series, Vol. 116, No. 3015, Oct. 10, 1952
Next Issue: New Series, Vol. 116, No. 3017, Oct. 24, 1952


Front Matter (1 p.)
A Century of American Pharmacy, p. 3
Robert P. Fischelis

Lamont Natural Radiocarbon Measurements, II, pp. 409-414
J. Laurence Kulp; Lansing E. Tryon; Walter R. Eckelman; William A. Snell

News and Notes, pp. 414-417


Technical Papers
Tertiary Boulders in the Cretaceous of Puerto Rico, pp. 418-420
Raoul C. Mitchell
Quantitative Studies on Proteolipide as Incitant of Disseminated Encephalomyelitis in Mice, pp. 420-421
Chloe Tal; Peter K. Olitsky
Fluorescence in Ultraviolet Light in the Study of Boron Deficiency in Celery, pp. 421-423
Arthur R. Spurr
Absence of Photoreactivation in T1 Bacteriophage Irradiated with Ultraviolet in the Dry State, pp. 424-425
Ruth F. Hill; Harald H. Rossi
Greater Resistance of the Female to Experimental Burns Following Starvation, pp. 425-427
L. P. Munan; A. Einheber
The Effect of Applied Sugars, Light Intensity, and Temperature upon the Chemical Defoliation of Cotton, pp. 427-428
Harry C. Lane; Wayne C. Hall
Lipid Detection in Paper Electrophoresis, pp. 428-430
E. L. Durrum; Milton H. Paul; Elizabeth R. B. Smith


Comments and Communications
Cochlearia officinalis s.l. (Scurvy Grass) in Northernmost Alaska, pp. 430-432
Nicholas Polunin
Northernmost Record of the Whale Shark, pp. 432-433
E. W. Gudger
Experimental Hypersensitivity, p. 433
David Pressman; Leonhard Korngold
Zoological Nomenclature, p. 433
Francis Hemming


Book Reviews
----------------, p. 434
The Terpenes: The Sesquiterpenes, Diterpenes and Their Derivatives
John Simonsen; D. H. R. Barton
Review author[s]: James H. Brewster
----------------, pp. 434-435
Prehistoric Europe: The Economic Basis
J. G. D. Clark
Review author[s]: Carleton S. Coon
----------------, p. 435
Symmetry
Hermann Weyl. Princeton
Review author[s]: John Tyler Bonner
----------------, pp. 435-436
The Auricular Arrbythmias
Myron Prinzmetal; Eliot Corday; Isidor C. Brill; Robert W. Oblath; H. E. Kruger
Review author[s]: William S. Love
----------------, p. 436
The Ocean River: The Story of the Gulf Stream
Henry Chapin; F. G. Walton Smith
Review author[s]: Henry M. Stommel


Scientific Book Register, p. 436

Previous Issue: New Series, Vol. 116, No. 3015, Oct. 10, 1952
Next Issue: New Series, Vol. 116, No. 3017, Oct. 24, 1952



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Science, New Series, Vol. 116, No. 3017, Oct. 24, 1952


Previous Issue: New Series, Vol. 116, No. 3016, Oct. 17, 1952
Next Issue: New Series, Vol. 116, No. 3018, Oct. 31, 1952


Chemical Corps Medical Laboratories, pp. 3a
J. H. Wills

Front Matter (1 p.)
The Occurrence of Hydrocarbons in Recent Sediments from the Gulf of Mexico, pp. 437-439
Paul V. Smith

Dangers Confronting American Science, pp. 439-443
Melba Phillips

News and Notes, pp. 443-447


Technical Papers
Comparative Antifibromatogenic Action of Cortical Steroids, pp. 448-452
A. Lipschutz; Elvira Mardones; R. Iglesias; F. Fuenzalida; S. Bruzzone
Separation and Detection of the Pyrethrin-Type Insecticides and their Derivatives by Reversed Phase Paper Chromatography, pp. 452-453
F. P. W. Winteringham
Algae (Chlorella) as a Source of Nutrients for the Chick, pp. 453-454
G. F. Combs
Concerning the Ability of Homing Pigeons to Discriminate Patterns of Polarized Light, pp. 454-456
K. C. Montgomery; Eric G. Heinemann
Extraction of Adrenal Cortex Hormone Activity from Placental Tissue, pp. 456-457
Richard H. Johnson; William J. Haines
The Fluorine Content of Associated Human and Extinct Animal Bones from the Conkling Cavern, New Mexico, pp. 457-458
T. D. Stewart
The Protection of Bacteria against Radiation Effects, pp. 459-460
Howard A. Whitehead


Comments and Communications
Psychological Vs. Bacteriological Warfare, pp. 461-462
István Rusznyák; A. H. Gordon
Fluorometric Determination of N1-Methylniacinamide, p. 462
Masaru Kato; Hiroshi Shimizu; Yasuji Hamamura
The Road to Survival, p. 462
Francis D. Hole


Correction, p. 462
Fletcher G. Watson


Book Reviews
----------------, p. 463
The Biology of Mental Health and Disease
Review author[s]: E. Gellhorn
----------------, pp. 463-464
A Textbook of Pharmacology: Principles and Application of Pharmacology to the Practice of Medicine
William T. Salter
Review author[s]: Arthur Grollman
----------------, p. 464
Progress in Organic Chemistry
J. W. Cook
Review author[s]: H. B. Haas


Scientific Book Register, p. 464

Previous Issue: New Series, Vol. 116, No. 3016, Oct. 17, 1952
Next Issue: New Series, Vol. 116, No. 3018, Oct. 31, 1952



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Science, New Series, Vol. 116, No. 3018, Oct. 31, 1952


Previous Issue: New Series, Vol. 116, No. 3017, Oct. 24, 1952
Next Issue: New Series, Vol. 116, No. 3019, Nov. 7, 1952


Front Matter (1 p.)
Coal Research, p. 3
Clarence H. Ruof

Electron Microscopy of Ultrathin Frozen Sections of Pollen Grains, pp. 465-467
H. Fernández-Morán; A. Orville Dahl

George Walter McCoy: 1876-1952, p. 468
Charles Armstrong

News and Notes, pp. 469-473


Technical Papers
Studies on Natural Pollination of Hevea brasiliensis in Brazil, pp. 474-475
H. E. Warmke
The Rate of Endogenous Respiration as Affected by the Oxidation of Exogenous Substrates, pp. 475-477
H. J. Blumenthal; Henry Koffler; E. P. Goldschmidt
Radiochemical Preparation of Heptadecene-8, pp. 477-479
Virginia L. Burton; Irving A. Breger
Frequency of Dicentric Bridges in Meiosis in the Grasshopper Gesonia punctifrons, Produced by Different Dosages of X-Rays, pp. 479-482
S. P. Ray-Chaudhuri; Ira Sarkar
Effect of a Cationic Detergent on the Digestion of Raw Cornstarch in vitro, pp. 482-483
Robert L. Gates; R. M. Sandstedt
Putrescine as a Growth Requirement for Neisseria, pp. 483-484
Walter H. Martin; Michael J. Pelczar; P. Arne Hansen
Deficiency of Ceruloplasmin in Patients with Hepatolenticular Degeneration (Wilson's Disease), pp. 484-485
I. Herbert Scheinberg; David Gitlin


Comments and Communications
Di-Section--A Dorsalgic Errata, pp. 486-488
Roland Walker; William Seifriz; Henry Hendricks Ketcham; Florence Mateer; Frank C. Calkins; F. L. Wells; Arron Appleby
Di-Section--A Dorsalgic Errata, pp. 487-488
Aaron Appleby
Destruction of Our Cultural Heritage, p. 488
Marvin E. Tong
Interrelation of Succinic Acid Dehydrogenase with Apodehydrase and Codehydrase, pp. 488-489
Ernst Waldschmeidt-Leitz; Helmuth Sprinz
An Index of Educational Qualifications of a Faculty, pp. 489-490
C. Kinney Hancock


Book Reviews
----------------, p. 490
An Explorer-Scientist's Pilgrimage: The Autobiography of William Herbert Hobbs
Ann Arbor
Review author[s]: George D. Hubbard
----------------, pp. 490-491
Intermediate College Mechanics: A Vectorial Treatment
Dan Edwin Christie
Review author[s]: H. R. Milley
----------------, p. 491
The Lipids: Their Chemistry and Biochemistry, Vol. I, Chemistry
Harry J. Deuel
Review author[s]: Ralph C. Corley
----------------, pp. 491-492
Morphogenesis: An Essay on Development
John Tyler Bonner
Review author[s]: John S. Nicholas


Scientific Book Register, p. 492

Previous Issue: New Series, Vol. 116, No. 3017, Oct. 24, 1952
Next Issue: New Series, Vol. 116, No. 3019, Nov. 7, 1952



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Science, New Series, Vol. 116, No. 3019, Nov. 7, 1952


Previous Issue: New Series, Vol. 116, No. 3018, Oct. 31, 1952
Next Issue: New Series, Vol. 116, No. 3020, Nov. 14, 1952


Front Matter (1 p.)
Petroleum Chemistry, p. 3
E. C. Hughes

Space, Field, and Ether in Contemporary Physics, pp. 493-496
Alexander W. Stern

Ralph Stayner Lillie: 1875-1952, pp. 496-497
R. W. Gerard

News and Notes, pp. 498-501


Technical Papers
Evaporation of Some Plant Growth Regulators and Its Possible Effect on Their Activity, pp. 502-503
W. Powell Anderson; Paul J. Linder; John W. Mitchell
The Antithyroid Activity of Some Compounds That Inhibit Peroxidase, pp. 503-505
I. N. Rosenberg
Ascorbic Acid and Physiological Breakdown in the Fruits of the Pineapple (Ananas comosus L. Merr.), pp. 505-506
Erston V. Miller; Alan S. Heilman
Experimental Production of Hyperkeratosis (``X Disease'') of Cattle with a Chlorinated Naphthalene, pp. 506-507
Dennis Sikes; Mary E. Bridges
Effect of Renin on Diuresis in Rats, pp. 507-510
H. Croxatto; L. Barnafi; J. Passi
Mapping Functions in Tetrad and Recombinant Analysis, pp. 510-512
S. Spiegelman


Comments and Communications
Scientific Personnel in the USSR, pp. 512-513
Demitri Shimkin
Perfection and Ideality, p. 513
Robert E. Machol
Age of the Denbigh Flint Complex, p. 513
David M. Hopkins
Common Names for Subspecies, pp. 513-514
D. B. O. Savile


Scientific Book Register, p. 514

Previous Issue: New Series, Vol. 116, No. 3018, Oct. 31, 1952
Next Issue: New Series, Vol. 116, No. 3020, Nov. 14, 1952



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Science, New Series, Vol. 116, No. 3020, Nov. 14, 1952


Previous Issue: New Series, Vol. 116, No. 3019, Nov. 7, 1952
Next Issue: New Series, Vol. 116, No. 3021, Nov. 21, 1952


Front Matter (1 p.)
Microphysiology, p. 3
Rubert S. Anderson

The National Academy of Sciences: Abstracts of Papers Presented at the Autumn Meeting, November 10-12, 1952, pp. 515-531
News and Notes, pp. 532-535


Technical Papers
The Effect of 2-Aminofluorene on the Utilization of S35 DL-Methionine, pp. 536-537
A. W. Wase; J. B. Allison; J. F. Migliarese
On the Anomaly in the Heat Capacity of Manganous Oxide, p. 537
Roald K. Wangsness
Ammoniated Dentifrices and Hamster Caries: Further Studies on the Effects of Ingestion, pp. 537-538
David F. Mitchell; Edith Zak Helman; Dwight S. Chernausek
Histochemical Demonstration of Aryl Sulfatase, pp. 539-543
Alexander M. Rutenburg; Richard B. Cohen; Arnold M. Seligman
The Destruction of Epinephrine by the DOPA-Oxidase System of Ocular Tissue, pp. 543-544
Winifred J. Angenent; George B. Koelle
The Effect of Ultraviolet Radiation on Sulfhydryl and Disulfide Containing Amino Acids, pp. 544-546
Klaus Schocken


Comments and Communications
Zoological Nomenclature, p. 546
Francis Hemming
Comparative Anatomy, Embryology, and Histology Synthesized, pp. 546-547
Relis B. Brown
Passport Procedures, pp. 547-548
W. K. Scott


Book Reviews
----------------, pp. 548-549
The Physical Chemistry of Surface Films
William D. Harkins
Review author[s]: W. A. Zisman
----------------, pp. 549-550
Progress in Biophysics and Biophysical Chemistry
J. A. V. Butler; J. T. Randall
International Review of Cytology
G. H. Bourne; J. F. Danielli
Review author[s]: Herbert Stern


Association Affairs
AAAS Symposia at the St. Louis Meeting, pp. 550-552
Raymond L. Taylor

Previous Issue: New Series, Vol. 116, No. 3019, Nov. 7, 1952
Next Issue: New Series, Vol. 116, No. 3021, Nov. 21, 1952



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Science, New Series, Vol. 116, No. 3021, Nov. 21, 1952


Previous Issue: New Series, Vol. 116, No. 3020, Nov. 14, 1952
Next Issue: New Series, Vol. 116, No. 3022, Nov. 28, 1952


Front Matter (1 p.)
Research at Mount Wilson and Palomar, p. 3
Paul W. Merrill

The Chemical-Biological Coordination Center: An Experiment in Documentation, pp. 553-554
Raimon L. Beard; Karl F. Heumann

Hendrik Anthony Kramers: 1894--1952, pp. 555-556
F. J. Belinfante; D. Ter Haar

News and Notes, pp. 557-560


Technical Papers
Cigarette Smoke and the Incidence of Primary Neoplasm of the Lung in the Albino Mouse, pp. 561-562
J. M. Essenberg
Molecules of the Insulin Structure, pp. 562-564
Dorothy Wrinch
Chelates as Sources of Iron for Plants Growing in the Field, pp. 564-566
Ivan Stewart; C. D. Leonard
The Binding of Metal Ions by ACTH: A Property Correlated with Biological Activity, pp. 566-568
Jean E. Carr; John B. Conn; Thomas G. Wartman
``Mixed'' Skeletal Muscle Fibers, pp. 568-570
Rudolf Altschul
Histological Changes in the Tissues of the Hibernating Marmot Following Whole Body Irradiation, pp. 570-571
Kirkland C. Brace


Comments and Communications
Cloudiness in Relation to Choice of Astronomical Sites, p. 572
H. Spencer Jones
On the ``Contractility'' of Bacterial Flagellae, p. 572
Grant H. Barlow; Jacob J. Blum
A Tissue-To-Metal Adhesive Useful in Geiger Counting, pp. 572-573
Herbert B. Locksley; Henry Powsner; William H. Sweet


Book Reviews
----------------, p. 573
The Nature and Properties of Soils: A College Text of Edaphology
Harry O. Buckman; Nyle C. Brady
Review author[s]: W. V. Bartholomew
----------------, pp. 573-574
Molybdenum Compounds: Their Chemistry and Technology
D. H. Killeffer; Arthur Linz
Review author[s]: L. F. Yntema
----------------, p. 574
The Primeval Atom: An Essay on Cosmogony
Georges Lemaître
Review author[s]: H. P. Robertson


Scientific Book Register, p. 574


Association Affairs
Revision of the AAAS Constitution and Bylaws, pp. 575-578
Howard A. Meyerhoff

Previous Issue: New Series, Vol. 116, No. 3020, Nov. 14, 1952
Next Issue: New Series, Vol. 116, No. 3022, Nov. 28, 1952



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Science, New Series, Vol. 116, No. 3022, Nov. 28, 1952


Previous Issue: New Series, Vol. 116, No. 3021, Nov. 21, 1952
Next Issue: New Series, Vol. 116, No. 3023, Dec. 5, 1952


Front Matter (1 p.)
Ion-Scattering Analyzer, p. 3
William C. Estler

Antispirochetal Interference between Antibiotics and Arsenoxide, pp. 579-582
N. Ercoli; G. M. Carminati

News and Notes, pp. 582-587


Technical Papers
The Reduction of Tetrazolium Salts by an Isolated Bacterial Flavoprotein, pp. 588-589
Arnold F. Brodie; Joseph S. Gots
The Grafting of Large Monocotyledonous Plants, pp. 589-591
Thomas J. Muzik; Carl D. La Rue
Tables for Use in Fourfold Contingency Tests, pp. 591-594
Donald Mainland; I. M. Murray
"Polluted" Water from the Leaching of Igneous Rock, pp. 595-596
Robert S. Ingols; Alfred T. Navarre
Production of Better Penicillin-Producing Strains by Mutation Induced by Uranium Nitrate, pp. 596-597
M. L. Gattani
Culture of Cell Suspensions and Some Results, pp. 597-599
Henry Grossfeld
A New Criterion for Weathering in Soils, pp. 599-600
B. N. Rolfe; C. D. Jeffries


Comments and Communications
Sympathetic Blocking β-haloalkylamines, pp. 600-601
E. Nyman; L.-O. Plantin; E. Ostlund; James F. Kerwin
The National Science Foundation and the Scientific Manpower Problem, pp. 601-603
Clarence A. Mills
Binucleate Cell Formation in Melanoplus differentialis Spermatocytes, p. 603
T. N. Tahmisian
Review of Medical and Veterinary Mycology, p. 603
Libero Ajello; Lucille K. Georg; Morris A. Gordon


Book Reviews
----------------, p. 604
Advances in Medicine and Surgery from the Graduate School of Medicine of the University of Pennsylvania
Review author[s]: Karl H. Martzloff
----------------, pp. 604-605
Biochemistry and Human Metabolism
Burnham S. Walker; William C. Boyd; Isaac Asimov
Review author[s]: Carleton R. Treadwell
----------------, p. 605
Problems in Physical Chemistry
Lars Gunnar Sillén; Paul W. Lange; Carl O. Gabrielson
Review author[s]: M. Kent Wilson
----------------, pp. 605-606
The Stars: A New Way to See Them
H. A. Rey
Pictorial Astronomy
Dinsmore Alter; Clarence H. Cleminshaw
Review author[s]: Roy K. Marshall
----------------, p. 606
Soil Physical Conditions and Plant Growth
Byron T. Shaw
Review author[s]: C. B. Tanner


Scientific Book Register, p. 606

Previous Issue: New Series, Vol. 116, No. 3021, Nov. 21, 1952
Next Issue: New Series, Vol. 116, No. 3023, Dec. 5, 1952



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Science, New Series, Vol. 116, No. 3023, Dec. 5, 1952


Previous Issue: New Series, Vol. 116, No. 3022, Nov. 28, 1952
Next Issue: New Series, Vol. 116, No. 3024, Dec. 12, 1952


Front Matter (1 p.)
Putting Science together, p. 3
H. A. Meyerhoff

Preview of the 119th Meeting, AAAS, St. Louis December 26-31, 1952, pp. 607-625
News and Notes, pp. 625-629


Technical Papers
The Effect of Neutron Bombardment on the Low Temperature Atomic Heat of Silicon, pp. 630-631
P. H. Keesom; K. Lark-Horovitz; N. Pearlman
Insecticidal Effect of Inert Solid Diluents, pp. 631-632
T. C. Helvey
Uranium in the Clay of a Black Radioactive Shale, pp. 632-633
James H. Brown; W. D. Keller
Chromatography in the Purification of Staphylococcal Enterotoxin, pp. 633-634
M. S. Bergdoll; Barbara Lavin; M. J. Surgalla; G. M. Dack
A Simplified Method for the Determination of Chromic Oxide (Cr2O3) When Used as an Index Substance, pp. 634-635
Donald W. Bolin; Richard P. King; Earle W. Klosterman
Glyceraldehyde Phosphate Dehydrogenase of Green Plants, pp. 635-637
Daniel I. Arnon
Formation of Large Bodies in a Member of the Genus Bacillus, pp. 637-638
Moselio Schaechter
Prevention of Ulcers in the Shay Rat by Ox Bile, pp. 638-639
Casimir Funk; Philip Tomashefsky; Arthur Ehrlich; Robert Soukup


Comments and Communications
You Just Pays Your Money, p. 640
C. Reinold Noyes
Digesting Tissue Samples, p. 640
Wallace L. Minto; Carl Tabb Bahner
Saucers?, pp. 640-641
Malcolm Thomson
The Use of Hydrofluoric Acid in Making Glass Microneedles, p. 641
S. E. Reaume


Book Reviews
----------------, pp. 641-643
The Theory of Relativity
C. Møller
Review author[s]: F. J. Belinfante
----------------, p. 643
Food Science: A Symposium on Quality and Preservation of Foods
E. C. Bate-Smith; T. N. Morris
Review author[s]: Samuel C. Prescott
----------------, pp. 643-644
Geometry and the Imagination
D. Hilbert; S. Cohn-Vossen
Review author[s]: C. C. MacDuffee
----------------, p. 644
An Introduction to Physical Anthropology
M. F. Ashley Montagu
Review author[s]: Adolph H. Schultz

Previous Issue: New Series, Vol. 116, No. 3022, Nov. 28, 1952
Next Issue: New Series, Vol. 116, No. 3024, Dec. 12, 1952



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Science, New Series, Vol. 116, No. 3024, Dec. 12, 1952


Previous Issue: New Series, Vol. 116, No. 3023, Dec. 5, 1952
Next Issue: New Series, Vol. 116, No. 3025, Dec. 19, 1952


Front Matter (1 p.)
The Solar Constant, p. 3
L. B. Aldrich; W. H. Hoover

The Recent Arvin-Tehachapi, Southern California, Earthquake, pp. 645-650
John P. Buwalda; Pierre St. Amand

News and Notes, pp. 651-655


Technical Papers
Brain Waves and Unit Discharge in Cerebral Cortex, pp. 656-657
Choh-luh Li; Hugh McLennan; Herbert Jasper
Influence of Amino Acids upon Incidence of Tumors in Tu50j Stock of D. melanogaster, pp. 657-659
Sidney Mittler
The Einthoven Triangle: An Observation regarding the Validity of the Originally Proposed Triangular Representation of the Human Body, pp. 659-660
Daniel A. Brody; William E. Romans; Robert C. Little
Surface Activity of Naturally Occurring Emulsifiers, pp. 660-663
G. F. Dasher
The Anticonvulsant Activity and Toxicity of Methylparafynol (Dormison®) and Some Other Alcohols, pp. 663-665
Ralph W. Schaffarzick; Beverly J. Brown
Relationship between Inorganic Phosphorus and Vitamin A in the Rat and Sheep, pp. 665-666
Earle W. Klosterman; D. W. Bolin; Merle R. Light; W. E. Dinusson


Comments and Communications
Sulfur in Ether Extracts of Lake Sediments, p. 667
J. R. Vallentyne
Use of Propositions in Examinations for the Doctor's Degree, pp. 667-669
Linus Pauling
Isolation of Salmonella schwarzengrund from Turkey Poults, p. 669
Wilson Henderson


Book Reviews
----------------, pp. 669-670
Chemical Physiology of Endoparasitic Animals
Theodor Von Brand
Review author[s]: Jack W. Daugherty
----------------, p. 670
Physics and Medicine of the Upper Atmosphere: A Study of the Aeropause
Clayton S. White; Otis O. Benson
Review author[s]: Walter R. Miles
----------------, p. 671
Fundamentals of the Histology of Domestic Animals
Alfred Trautmann; Josef Fiebiger
Review author[s]: Alvin F. Weber
----------------, p. 671
Chemical Engineering Techniques
B. E. Lauer; Russell F. Heckman
Review author[s]: C. W. Selheimer
----------------, pp. 671-672
Ultraviolet Radiation
Lewis R. Koller
Review author[s]: W. E. K. Middleton
----------------, p. 672
Water
Cyril S. Fox
Review author[s]: W. G. Langbein


Scientific Book Register, p. 672

Previous Issue: New Series, Vol. 116, No. 3023, Dec. 5, 1952
Next Issue: New Series, Vol. 116, No. 3025, Dec. 19, 1952



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Science, New Series, Vol. 116, No. 3025, Dec. 19, 1952


Previous Issue: New Series, Vol. 116, No. 3024, Dec. 12, 1952
Next Issue: New Series, Vol. 116, No. 3026, Dec. 26, 1952


Front Matter (1 p.)
Chicago Museum Field Work, p. 3
H. B. Harte

Chicago Radiocarbon Dates, III, pp. 673-681
W. F. Libby

News and Notes, pp. 681-684


Technical Papers
The Effect of Environmental Temperature on Cortisone Toxicity for Mice, p. 685
George H. Scherr
Adsorption of Serum Lipids by Montmorillonite, pp. 685-686
Esko Nikkilä; Nils Oker-Blom
Improved Infrared Photography for Electrophoresis, pp. 687-688
Gail L. Miller
On the Evaluation of the Constants Vm and KM in Enzyme Reactions, p. 688
G. S. Eadie
Root Illumination and Flowering, pp. 688-689
Harry J. Fuller; S. L. Wilson
The Radioactivity of the Hot Springs at Tiberias, pp. 689-690
D. B. Rosenblatt; H. Lindeman
An Action of ACTH on Adrenal Slices, pp. 690-691
Robert Haynes; Kenneth Savard; Ralph I. Dorfman
Concerning the Presence of Citrate in Commercial Crystallized Bovine Serum Albumin, pp. 691-692
Isaac Feldman; Jean R. Havill


Comments and Communications
Of Spots before the Eyes, p. 693
Edgar F. Mauer
Editorial Prerogatives, pp. 693-695
K. H. L. Key; Bentley Glass; Carl P. Swanson; B. H. Willier


Book Reviews
----------------, p. 696
Acids and Bases: Their Quantitative Behaviour
R. P. Bell
Review author[s]: Louise Roth
----------------, p. 696
Pharmaceutical Calculations
Willis T. Bradley; Carroll B. Gustafson; Mitchell J. Stoklosa
Review author[s]: John W. Boenigk; M. L. Neuroth
----------------, p. 696
Practical and Experimental Geography
W. G. V. Balchin; A. W. Richards
Review author[s]: Richard F. Logan

Previous Issue: New Series, Vol. 116, No. 3024, Dec. 12, 1952
Next Issue: New Series, Vol. 116, No. 3026, Dec. 26, 1952



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Science, New Series, Vol. 116, No. 3026, Dec. 26, 1952


Previous Issue: New Series, Vol. 116, No. 3025, Dec. 19, 1952
Next Issue: New Series, Vol. 117, No. 3027, Jan. 2, 1953


Volume Information (18 pp.)
Front Matter (1 p.)
Operations Diagnosis in Research Planning, p. 3
Clyde Williams

White Mountain High Altitude Research Station, pp. 697-700
S. F. Cook; Nello Pace

Eugene Curtis Auchter: 1889-1952, pp. 700-701
Frederick D. Richey

News and Notes, pp. 702-704


Technical Papers
Infrared Spectra of Pneumococcal Polysaccharides, pp. 705-706
Heber J. R. Stevenson; Seymour Levine
The Occurrence of Lymphocytes with Bilobed Nuclei in Cyclotron Personnel, pp. 706-708
M. Ingram; M. Adams; L. Coonan; J. Jespersen; G. Nielsen; D. Piatt; G. Yettewich
A Quantitative Study of Folic Acid Requirements and Reversal of Aminopterin Inhibition in Drosophila, pp. 708-710
Taylor Hinton
Reversal of p-Aminobenzoic Acid Inhibition of Growth of Rickettsiae by p-Hydroxybenzoic Acid in Agar-Slant Tissue Culture, pp. 710-711
N. Takemori; M. Kitaoka
On the Presence of the Triphosphothiamine (TPT) in the Liver, pp. 711-713
A. Rossi-Fanelli; N. Siliprandi; P. Fasella


Comments and Communications
Plankton Terminology, p. 713
H. A. Cole
The Green Peach Aphid on Tobacco in the Dominican Republic, pp. 713-714
Ernest G. Beinhart
Shipping Small Animals, p. 714
Ben Stern

Previous Issue: New Series, Vol. 116, No. 3025, Dec. 19, 1952
Next Issue: New Series, Vol. 117, No. 3027, Jan. 2, 1953



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