Science, New Series, Vol. 41, No. 1044, Jan. 1, 1915


Previous Issue: New Series, Vol. 40, No. 1043, Dec. 25, 1914
Next Issue: New Series, Vol. 41, No. 1045, Jan. 8, 1915


Volume Information (8 pp.)
Front Matter (1 p.)


The Address of the President of the American Association for the Advancement of Science:
Some Aspects of Progress in Modern Zoology, pp. 1-11
Edmund B. Wilson


National Academies and the Progress of Research. II, pp. 12-23
George Ellery Hale

Scientific Notes and News, pp. 23-25
University and Educational News, p. 25


Discussion and Correspondence
Gonionemus Murbachii Mayer, p. 26
C. E. Gordon
Note on Amœba Clavellinæ Nov. Sp., p. 26
Julian S. Huxley
Albinism in the English Sparrow, p. 26
P. J. O'Gara
The Teaching of the History of Science, pp. 26-27
W. T. Sedgwick; H. W. Tyler


Scientific Books
----------------, pp. 27-28
Paul Ehrlich, Eine Darstellung seines Wissen-schaftlichen Wirkens
Review author[s]: Ludvig Hektoen
----------------, pp. 28-29
Infection and Resistance
Hans Zinsser
Review author[s]: Ludvig Hektoen
----------------, p. 29
The Norwegian Aurora Polaris Expedition, 1902-03. Vol. I.: On the Cause of Magnetic Storms and the Origin of Terrestrial Magnetism
Kr. Birkeland
Review author[s]: W. H. Dall
----------------, pp. 29-30
Physics of the Household
Carlton John Lynde
Review author[s]: F. F. Good


The Forsyth Dental Infirmary for Children, pp. 30-32
G. V. N. D.

First Exploration of an Alaskan Glacier, pp. 32-33


Special Articles
An Early Observation on the Red Sunflower, pp. 33-34
T. D. A. Cockerell
A Remarkable Microsaur from the Coal Measures of Ohio, pp. 34-35
Roy L. Moodie


The Ohio Academy of Science, pp. 35-36
Edward L. Rice

Previous Issue: New Series, Vol. 40, No. 1043, Dec. 25, 1914
Next Issue: New Series, Vol. 41, No. 1045, Jan. 8, 1915



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Previous Issue: New Series, Vol. 41, No. 1044, Jan. 1, 1915
Next Issue: New Series, Vol. 41, No. 1046, Jan. 15, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
The War and the Chemical Industry, pp. 37-47
Wm. H. Nichols
The Relief of Our Pacific Coast, pp. 48-57
J. S. Diller


The International Commission on Boundary Waters, pp. 57-58
The American Ambulance Hospital in Paris, pp. 58-59
Charles Sedgwick Minot, p. 59
Scientific Notes and News, pp. 59-62
University and Educational News, pp. 62-63


Discussion and Correspondence
Fraternities and Scholarship, pp. 63-64
L. B. Walton
Sentiment Versus Education, pp. 64-65
John N. James
The Cotton Worm Moth, p. 65
A. P. Saunders
Meteorological Observations in Germany, p. 65
C. Abbe


Scientific Books
----------------, pp. 65-69
An Account of the Mammals and Birds of the Lower Colorado Valley, with Especial Reference to the Distributional Problems Presented
Joseph Grinnell
Review author[s]: Francis B. Sumner
----------------, p. 69
Chemical Technology and Analysis of Oils, Fats and Waxes
J. Lewkowitsch
Review author[s]: A. H. Gill


Special Articles
The Nitrogen Nutrition of Green Plants, pp. 69-70
Chas. B. Morrey


The Philadelphia Meeting of the American Association for the Advancement of Science, pp. 70-72
E. L. Worsham

Previous Issue: New Series, Vol. 41, No. 1044, Jan. 1, 1915
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Science, New Series, Vol. 41, No. 1046, Jan. 15, 1915


Previous Issue: New Series, Vol. 41, No. 1045, Jan. 8, 1915
Next Issue: New Series, Vol. 41, No. 1047, Jan. 22, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
Recent Evidence for the Existence of the Nucleus Atom, pp. 73-81
Alfred D. Cole
Address of the Retiring Vice-President of Section F of the American Association for the Advancement of Science, pp. 81-82
Alfred G. Mayer


Aid to Astronomical Research, pp. 82-85
Edward C. Pickering

Francis Humphreys Storer, pp. 85-86
Robert H. Richards

The Antwerp Zoological Garden, p. 86
Benjamin Peirce Instructorships in Mathematics, pp. 86-87
Commercial Geography and World Politics, pp. 87-88
The Huxley Lecture, pp. 88-89
Scientific Notes and News, pp. 89-94
University and Educational News, p. 94


Discussion and Correspondence
Bateson's Address, Mendelism and Mutation, pp. 94-98
W. E. Castle
Mastodon Tusk in Glacial Gravels, pp. 98-99
Pearl Sheldon


Scientific Books
The Translocation of Material in Dying Leaves, pp. 99-104
Review author[s]: C. Stuart Gager


Special Articles
On the Origin of the Loess of Southwestern Indiana, pp. 104-108
Eugene Wesley Shaw


Societies and Academies, p. 108

Previous Issue: New Series, Vol. 41, No. 1045, Jan. 8, 1915
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Previous Issue: New Series, Vol. 41, No. 1046, Jan. 15, 1915
Next Issue: New Series, Vol. 41, No. 1048, Jan. 29, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
The Object of Astronomical and Mathematical Research, pp. 109-117
Frank Schlesinger


The Place of Forestry Among Natural Sciences, pp. 117-127
Henry S. Graves

Mathematics, Astronomy and Physics at the California Meeting, p. 127
Scientific Notes and News, pp. 127-131
University and Educational News, p. 131


Discussion and Correspondence
Occurrence of Silver Scurf of Potatoes in the Salt Lake Valley, Utah, pp. 131-132
P. J. O'Gara
A Simple Device for Counting Seeds, p. 132
Orton L. Clark
The Journal ``Isis'', pp. 132-133
David Eugene Smith


Scientific Books
----------------, pp. 133-134
Anesthesia
James Tayloe Gwathmey; Charles Baskerville
Review author[s]: J. H. Long
----------------, p. 134
Food Products
Henry C. Sherman
Review author[s]: Isabel Bevier
----------------, p. 135
The Naturalist's Directory
Review author[s]: J. C. Branner


Fraternity Grades at Purdue University, pp. 135-138
C. H. Benjamin

How Can We Advance the Scientific Character of the Work Done in the American Agricultural Experiment Stations?, pp. 138-141
Samuel Bradford Doten


Special Articles
A Device for Projecting a Small Spot of Light Suitable for Exploring Photosensitive Areas, pp. 141-142
Bradley M. Patten


The American Physiological Society, pp. 142-144
A. J. Carlson

The American Mathematical Society, pp. 144-145
F. N. Cole

Societies and Academies, pp. 145-146

Previous Issue: New Series, Vol. 41, No. 1046, Jan. 15, 1915
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Previous Issue: New Series, Vol. 41, No. 1047, Jan. 22, 1915
Next Issue: New Series, Vol. 41, No. 1049, Feb. 5, 1915


Front Matter (1 p.)


The American Association of University Professors
Introductory Address, pp. 147-151
John Dewey
Organization of the American Association of University Professors, pp. 151-154
A. O. Lovejoy


The American Association for the Advancement of Science
Safety Engineering, pp. 154-157
O. P. Hood


The Geological Society of America
Isostasy and Radioactivity, pp. 157-160
George F. Becker


The Constitution of the Atom, pp. 160-162
Scientific Notes and News, pp. 162-165
University and Educational News, pp. 165-166


Discussion and Correspondence
Professor Daly's Igneous Rocks and Their Origin, p. 166
Waldemar Lindgren


Scientific Books
----------------, pp. 166-167
Photo-Chemistry
S. E. Sheppard
Review author[s]: S. W. Young
----------------, p. 167
The Hydrogenation of Oils; Catalyzers and Catalysis and the Generation of Hydrogen
Carlton Ellis
Review author[s]: A. H. Gill
----------------, pp. 167-169
A Text-Book of Medical Entomology
Walter Scott Patton; Francis William Cragg
Review author[s]: Charles Atwood Kofoid


Special Articles
The Simplest Constituents Required for Growth and the Completion of the Life Cycle in an Insect (Drosophila), pp. 169-170
Jacques Loeb


The Botanical Society of America, pp. 170-184
George T. Moore

Previous Issue: New Series, Vol. 41, No. 1047, Jan. 22, 1915
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Science, New Series, Vol. 41, No. 1049, Feb. 5, 1915


Previous Issue: New Series, Vol. 41, No. 1048, Jan. 29, 1915
Next Issue: New Series, Vol. 41, No. 1050, Feb. 12, 1915


Front Matter (1 p.)
The Present and Future of Botany in America, pp. 185-191
Douglas H. Campbell

The Carnegie Institution of Washington, pp. 191-200
The Bureau of Mines, pp. 200-201
The University of Cincinnati Bureau of City Tests, pp. 201-202
The Retirement of Charles Horton Peck, p. 202
Scientific Notes and News, pp. 202-206
University and Educational News, p. 207


Discussion and Correspondence
The Fundamental Equation of Mechanics, pp. 207-209
Edward V. Huntington
Geologic History of Lake Lahontan, pp. 209-211
Hoyt S. Gale
Botany in the Agricultural Colleges, pp. 211-213
C. V. Piper
In regard to the Poisoning of Trees by Potassic Cyanide, pp. 213-214
Fernando Sanford


Quotations
The Organization of Science, p. 214


Scientific Books
----------------, pp. 214-216
Fauna Ibérica. Mamíferos
Angel Cabrera
Review author[s]: W. J. Holland
----------------, pp. 216-218
The Modern High School: Its Administration and Extension
Charles Hughes Johnston
Review author[s]: Clayton C. Kohl


Plant Autographs, p. 218


Special Articles
Inheritance in the Honey Bee, pp. 218-219
Wilmon Newell
Tillite in New Hampshire, pp. 220-221
Robert W. Sayles


The Philadelphia Meeting of the American Anthropological Association, pp. 221-222
Robert H. Lowie

Previous Issue: New Series, Vol. 41, No. 1048, Jan. 29, 1915
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Previous Issue: New Series, Vol. 41, No. 1049, Feb. 5, 1915
Next Issue: New Series, Vol. 41, No. 1051, Feb. 19, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
The Economic Trend of Botany, pp. 223-229
Henry C. Cowles


Conserve the Collector, pp. 229-232
Joseph Grinnell

The Scientific Trend in Secondary Schools, pp. 232-235
Elliot R. Downing

Patronizing the South American Republics, pp. 236-237
John Casper Branner

A New Field School of Geology for Harvard University, pp. 237-238
The Summer Meeting of the Geological Society of America, p. 238
Edmund Otis Hovey

Scientific Notes and News, pp. 238-243
University and Educational News, pp. 243-244


Discussion and Correspondence
The Rate of Continental Denudation, pp. 244-245
Eugene Wesley Shaw
Albinism in the English Sparrow, p. 245
Charles W. Hargitt


Scientific Books
----------------, pp. 246-248
Leçons sur les Fonctions de Lignes. Professées à la Sorbonne en 1912, par Vito Volterra, recueillies et rédigées par Joseph Pérès
Review author[s]: G. C. Evans
----------------, p. 248
The Essence of Astronomy
Edward W. Price
Review author[s]: Chas. Lane Poor
----------------, pp. 248-249
An Introduction to General Psychology
Robert Morris Ogden
Review author[s]: Mary Whiton Calkins


Petroleum Developments in Foreign Countries, pp. 249-252
A Study of the Influence of Volcanic Dust Veils on Climatic Variations, pp. 252-255
Henryk Arctowski


Special Articles
On the Nature of Antagonism, pp. 255-256
W. J. V. Osterhout
Isolation of Bacillus Radicicola from Soil, pp. 256-259
C. B. Lipman; L. W. Fowler


The American Physical Society, pp. 259-260
A. D. Cole

Societies and Academies, p. 260

Previous Issue: New Series, Vol. 41, No. 1049, Feb. 5, 1915
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Science, New Series, Vol. 41, No. 1051, Feb. 19, 1915


Previous Issue: New Series, Vol. 41, No. 1050, Feb. 12, 1915
Next Issue: New Series, Vol. 41, No. 1052, Feb. 26, 1915


Front Matter (1 p.)
Problems of Geographic Influence, pp. 261-280
Albert Perry Brigham

Lewis Lindsey Dyche, pp. 280-282
Frank Strong

The Bonaparte Fund of the Paris Academy of Sciences, p. 282
Scientific Notes and News, pp. 282-287
University and Educational News, pp. 287-288


Discussion and Correspondence
A Typical Case, p. 288
Edward C. Pickering
A Sphenoidal Sinus in the Dinosaurs, pp. 288-289
Roy L. Moodie


Scientific Books
----------------, pp. 289-290
Human Physiology
Luigi Luciani
Review author[s]: W. B. Cannon
----------------, p. 290
The Wonder of Life
Arthur Thomson
Review author[s]: T. D. A. Cockerell


Special Articles
Microdissection Studies on the Germ Cell, pp. 290-293
Robert Chambers
Some New Cases of Apogamy in Ferns. Preliminary Note, pp. 293-294
W. N. Steil


The American Society for Pharmacology and Experimental Therapeutics, pp. 294-296
John Auer

Previous Issue: New Series, Vol. 41, No. 1050, Feb. 12, 1915
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Science, New Series, Vol. 41, No. 1052, Feb. 26, 1915


Previous Issue: New Series, Vol. 41, No. 1051, Feb. 19, 1915
Next Issue: New Series, Vol. 41, No. 1053, Mar. 5, 1915


Front Matter (3 pp.)


The American Association for the Advancement of Science
The Forthcoming Situation in Agricultural Work, pp. 297-306
L. H. Bailey


Microbial Associations, pp. 306-312
Charles E. Marshall

Dr. A. F. A. King on Mosquitoes and Malaria, pp. 312-315
L. O. Howard

The Committee of One Hundred on Scientific Research of the American Association for the Advancement of Science, pp. 315-320
J. McK. Cattell; Charles R. Cross; Theodore W. Richards; Harvey Cushing; Richard Maclaurin; T. H. Morgan; E. H. Moore

Scientific Notes and News, pp. 320-323
University and Educational News, pp. 323-324


Discussion and Correspondence
Effect of Cyanide of Potassium on Trees, p. 324
C. H. Shattuck
Gossypol--A Toxic Substance in Cottonseed. A Preliminary Note, p. 324
W. A. Withers; F. E. Carruth


Scientific Books
----------------, pp. 324-327
Bausteine zu einer Biologischen Weltanschauung
Jakob; Baron von Uexküll
Review author[s]: Otto Glaser


Special Articles
The Identity of Heliotropism in Animals and Plants. Second Note, pp. 328-330
Jacques Loeb; Hardolph Wasteneys


American Association for the Advancement of Science
Section M, Agriculture, pp. 330-332
E. W. Allen

Previous Issue: New Series, Vol. 41, No. 1051, Feb. 19, 1915
Next Issue: New Series, Vol. 41, No. 1053, Mar. 5, 1915



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Previous Issue: New Series, Vol. 41, No. 1052, Feb. 26, 1915
Next Issue: New Series, Vol. 41, No. 1054, Mar. 12, 1915


Front Matter (1 p.)


The Value of Zoology to Humanity
The Cultural Value of Zoology, pp. 333-337
Edwin G. Conklin
The Value of Scientific Genealogy, pp. 337-342
Chas. B. Davenport
The Eugenics Movement as a Public Service, pp. 342-347
G. H. Parker
Preparedness for Peace, pp. 348-353
Stewart Paton


John Muir, pp. 353-354
William Frederic Badè

Scientific Notes and News, pp. 355-357
University and Educational News, p. 358


Discussion and Correspondence
The History of Science, pp. 358-360
Frederick E. Brasch


Scientific Books
----------------, pp. 360-363
The Home of the Blizzard, Being the Story of the Australian Antarctic Expedition. 1911-1914
Douglas Mawson
Review author[s]: A. W. Greely
----------------, pp. 363-364
The Lower Amazon
Algot Lange
Review author[s]: John C. Branner


Botanical Notes, pp. 364-365
Charles E. Bessey


Special Articles
A Fourth Mallophagan Species from the Hoatzin, pp. 365-367
Vernon L. Kellogg
The Toxicity of Insecticides, pp. 367-369
C. W. Woodworth


The American Society of Naturalists, pp. 369-370
Bradley M. Davis

American Society for Experimental Pathology, p. 370
George H. Whipple

Previous Issue: New Series, Vol. 41, No. 1052, Feb. 26, 1915
Next Issue: New Series, Vol. 41, No. 1054, Mar. 12, 1915



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Previous Issue: New Series, Vol. 41, No. 1053, Mar. 5, 1915
Next Issue: New Series, Vol. 41, No. 1055, Mar. 19, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
The Function and Test of Definition and Method in Psychology, pp. 371-380
W. B. Pillsbury


Mrs. Henry Draper, pp. 380-382
Annie J. Cannon

A New Glacial Park, pp. 382-383
John M. Clarke

The United States Geological Survey at the Panama Exposition, pp. 383-384
Scientific Notes and News, pp. 384-387
University and Educational News, pp. 387-388


Discussion and Correspondence
Headship and Organization of Clinical Departments of First-Class Medical Schools, pp. 388-390
Arthur Dean Bevan
Soil Nitrates, pp. 390-391
K. F. Kellerman


Scientific Books
----------------, pp. 391-392
Water Reptiles of the Past and Present
Samuel Wendell Williston
Review author[s]: Richard S. Lull
----------------, pp. 392-395
Festschrift Max Bauer zum siebzigsten Geburtstag gewidmet
R. Brauns
Review author[s]: George F. Kunz
----------------, p. 395
Optic Projection
Simon Henry Gage; Henry Phelps Gage
Review author[s]: P. G. Nutting


The Meterology of Adelie Land, Antarctica, pp. 395-397
A. W. Greely

Report of the Committee of the American Association of Anatomists on Premedical Work in Biology, pp. 397-401
H. McE. Knower


Special Articles
Sex Determination and Sex Control in Guinea-Pigs, pp. 401-404
George Papanicolaou


The American Association for the Advancement of Science
Section C, pp. 404-405
John Johnston


The Federation of American Societies for Experimental Biology, p. 405
P. A. Shaffer

The American Society of Biological Chemists, p. 406
P. A. Shaffer

Previous Issue: New Series, Vol. 41, No. 1053, Mar. 5, 1915
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Science, New Series, Vol. 41, No. 1055, Mar. 19, 1915


Previous Issue: New Series, Vol. 41, No. 1054, Mar. 12, 1915
Next Issue: New Series, Vol. 41, No. 1056, Mar. 26, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
The Classification of Nervous Reactions, pp. 407-418
Theodore Hough


The Dedication of the New Building of the Mellon Institute, pp. 418-420
W. A. Hamor

Charles Edwin Bessey, pp. 420-421
Perley Spaulding

Scientific Notes and News, pp. 421-423
University and Educational News, pp. 423-424


Discussion and Correspondence
The Fundamental Equation of Mechanics, pp. 424-426
Wm. Kent
A Course in Agriculture for Non-Technical Colleges, pp. 426-428
Frederick H. Blodgett


Scientific Books
----------------, pp. 428-431
Psychology: General and Applied
Hugo Münsterberg
Review author[s]: Howard C. Warren
----------------, p. 431
Design of Polyphase Generators and Motors
Henry M. Hobart
Review author[s]: Ralph R. Lawrence
----------------, pp. 431-432
Synchronous Motors and Converters
André Blondel
Review author[s]: Ralph R. Lawrence
----------------, p. 432
Storage Batteries
Harry W. Morse
Review author[s]: Ralph R. Lawrence


Special Articles
Correlation between Egg-Laying Activity and Yellow Pigment in the Domestic Fowl, pp. 432-434
A. F. Blakeslee; D. E. Warner


Proceedings of the Annual Meeting of the American Society of Zoologists Held in Phila-Delphia 1914, pp. 434-442
Caswell Grave

Previous Issue: New Series, Vol. 41, No. 1054, Mar. 12, 1915
Next Issue: New Series, Vol. 41, No. 1056, Mar. 26, 1915



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Science, New Series, Vol. 41, No. 1056, Mar. 26, 1915


Previous Issue: New Series, Vol. 41, No. 1055, Mar. 19, 1915
Next Issue: New Series, Vol. 41, No. 1057, Apr. 2, 1915


Front Matter (1 p.)
Graduate Mathematical Instruction for Graduate Students Not Intending to Become Mathematicians, pp. 443-455
Cassius J. Keyser

Preliminary Report on a Shaler Memorial Study of Coral Reefs, pp. 455-458
W. M. Davis

Scientific Notes and News, pp. 458-461
University and Educational News, pp. 461-462


Discussion and Correspondence
Conrad Röntgen, pp. 462-463
R. A. Millikan
The Contents of a Shark's Stomach, p. 463
David Starr Jordan
The Scaled Amphibia of the Coal Measures, pp. 463-464
Roy L. Moodie
The Cotton Worm Moth in 1912, pp. 464-465
John H. Gerould


Scientific Books
----------------, pp. 465-466
Sugar Analysis: For Cane-Sugar and Beet-Sugar Houses, Refineries and Experiment Stations and as a Handbook of Instruction in Schools of Chemical Technology
Ferdinand G. Wiechmann
Review author[s]: C. S. Williamson
----------------, pp. 466-467
Electric Arc Phenomena
Ewald Rasch
Review author[s]: R. G. Hudson


Special Articles
Light and the Rate of Growth in Plants, pp. 467-469
D. T. MacDougal


Proceedings of the Annual Meeting of the American Society of Zoologists Held in Philadelphia, 1914. II, pp. 469-476
Caswell Grave

Societies and Academies, pp. 476-478

Previous Issue: New Series, Vol. 41, No. 1055, Mar. 19, 1915
Next Issue: New Series, Vol. 41, No. 1057, Apr. 2, 1915



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Science, New Series, Vol. 41, No. 1057, Apr. 2, 1915


Previous Issue: New Series, Vol. 41, No. 1056, Mar. 26, 1915
Next Issue: New Series, Vol. 41, No. 1058, Apr. 9, 1915


Front Matter (3 pp.)
Mycology in Relation to Phytopathology, pp. 479-484
C. L. Shear

Edward Weston's Inventions, pp. 484-492
L. H. Baekeland

Note on the Orbits of Freely Falling Bodies, pp. 492-495
R. S. Woodward

Arthur Von Auwers, pp. 495-497
R. G. Aitken

Scientific Notes and News, pp. 497-501
University and Educational News, p. 501


Discussion and Correspondence
Evidence Bearing on the Origin of Human Twins from a Single Ovum, pp. 501-502
Margaret V. Cobb
Naturalist's Directory, p. 502
S. E. Cassino


Scientific Books
----------------, pp. 502-504
Die Variolation in achtzehnten Jahrhundert. Ein historischer Beitrag zur Immunitätsforschung
Arnold C. Klebs
Review author[s]: F. H. Garrison
----------------, pp. 504-505
A Primer on Alternating Currents
W. G. Rhodes
Review author[s]: Ralph R. Lawrence
----------------, p. 505
Alternating Current Machinery
Barr; Archibald
Review author[s]: Ralph R. Lawrence


Special Articles
Interpolation as a Means of Approximation to the Gamma Function for High Values of n, pp. 506-507
Raymond Pearl


The Geological Society of America, pp. 507-514
Edmund Otis Hovey

Previous Issue: New Series, Vol. 41, No. 1056, Mar. 26, 1915
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Science, New Series, Vol. 41, No. 1058, Apr. 9, 1915


Previous Issue: New Series, Vol. 41, No. 1057, Apr. 2, 1915
Next Issue: New Series, Vol. 41, No. 1059, Apr. 16, 1915


Front Matter (1 p.)
The Deplorable Contrast between Intranational and International Ethics and the Mission of Medical Science and Medical Men, pp. 515-523
S. J. Meltzer

Cyrus Fogg Brackett, pp. 523-525
W. F. Magie

Geographical Meeting in New York, pp. 525-526
Pacific Association of Scientific Societies, p. 526
J. N. Burman

Scientific Notes and News, pp. 526-531
University and Educational News, p. 531


Discussion and Correspondence
On the Proposed Reorganization of Departments of Clinical Medicine in the United States, pp. 531-534
Graham Lusk
Letter from Professor Ed. Claparède, p. 534
Ed. Claparède


Scientific Books
----------------, pp. 534-536
Text-Book of Embryology
E. W. MacBride
Review author[s]: F. R. L.
----------------, pp. 536-537
An Introduction to the History of Medicine, with Medical Chronology, Bibliographic Data and Test Questions
Fielding H. Garrison
Review author[s]: Roy L. Moodie


The Nature and Origin of Fiords, pp. 537-543
Douglas W. Johnson


Special Articles
The Importance of a Consideration of the Fiber Proteins in the Process of Bleaching Cotton, pp. 543-545
B. S. Levine


The American Phytopathological Society, pp. 545-547
C. L. Shear

The Philadelphia Meeting of the American Psychological Association, pp. 547-549
R. M. Ogden

The Illinois Academy of Science, pp. 549-550
E. N. Transeau

Societies and Academies, pp. 550-552

Previous Issue: New Series, Vol. 41, No. 1057, Apr. 2, 1915
Next Issue: New Series, Vol. 41, No. 1059, Apr. 16, 1915



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Science, New Series, Vol. 41, No. 1059, Apr. 16, 1915


Previous Issue: New Series, Vol. 41, No. 1058, Apr. 9, 1915
Next Issue: New Series, Vol. 41, No. 1060, Apr. 23, 1915


Front Matter (1 p.)
The Universities and Investigation, pp. 553-566
Ralph S. Lillie

The National Academy of Sciences, pp. 566-571
Arthur L. Day

Eberhard Fraas, pp. 571-572
Henry Fairfield Osborn

The Rockefeller Foundation and General Gorgas, p. 572
Scientific Notes and News, pp. 572-574
University and Educational News, pp. 574-575


Discussion and Correspondence
Botany in Agricultural Colleges, pp. 575-577
A. N. Hume
Some Notes on Albinism, pp. 577-578
Arthur M. Banta
Albinism in the English Sparrow, pp. 578-579
H. S. Swarth; Maunsell Schieffelin Crosby; F. L. Washburn; G. Bathurst Hony; Jas. Drummond


Quotations
An Attack on the Health Law of New York State, pp. 579-580


Scientific Books
----------------, pp. 580-582
Biology
Gary N. Calkins
Review author[s]: C. E. McClung
----------------, pp. 582-584
An Introduction to the Study of Fossils (Plants and Animals)
Hervey Woodburn Shimer
Review author[s]: Percy E. Raymond


Special Articles
On the Life of Animals with Suppressed Kidney Function, pp. 584-586
Martin H. Fischer


Societies and Academies, pp. 586-588

Previous Issue: New Series, Vol. 41, No. 1058, Apr. 9, 1915
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Previous Issue: New Series, Vol. 41, No. 1059, Apr. 16, 1915
Next Issue: New Series, Vol. 41, No. 1061, Apr. 30, 1915


Front Matter (1 p.)
Radio-Activity and the Periodic System, pp. 589-594
Francis P. Venable

Some Fallacies in the Arguments against Full-Time Clinical Instruction, pp. 594-599
Major G. Seelig

Charles E. Bessey, pp. 599-600
John M. Coulter

Frank Olin Marvin, pp. 600-601
E. H. S. Bailey

The Chemical Industry in Great Britain, pp. 601-602
Interstate Conference on Cereal Investigations, pp. 602-603
J. W. Gilmore; M. A. Carleton; F. S. Harris; Ralph E. Smith; F. D. Heald; L. A. LeClerc; F. M. Webster

The Harpswell Laboratory, pp. 603-604
Scientific Notes and News, pp. 604-607
University and Educational News, pp. 607-608


Discussion and Correspondence
The Fundamental Equation of Dynamics, pp. 608-611
L. M. Hoskins
The Nature of the Ultimate Magnetic Particle, p. 611
K. T. Compton; E. A. Trousdale
The New Glacier Park, p. 611
Albert Perry Brigham


Scientific Books
----------------, pp. 612-614
A Monograph of the Molluscan Fauna of the Orthaulax Pugnax Zone of the Oligocene of Tampa, Florida
William Healey Dall
Review author[s]: G. D. Harris
----------------, p. 614
Text-Book of Physiological Chemistry
Olof Hammarsten
Review author[s]: Otto Folin


Notes on Entomology, pp. 614-615
N. Banks


Special Articles
A Case of Assumption of Male Secondary Sex Characters by a Cow, pp. 615-616
Raymond Pearl; Frank M. Surface
A New Theory regarding the Feeding Power of Plants, pp. 616-618
E. Truog


The Society of American Bacteriologists, pp. 618-624
A. Parker Hitchens

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Previous Issue: New Series, Vol. 41, No. 1060, Apr. 23, 1915
Next Issue: New Series, Vol. 41, No. 1062, May 7, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
Standards of Ventilation in the Light of Recent Research, pp. 625-632
C.-E. A. Winslow
Some Engineering Problems in Ventilation, pp. 632-636
D. D. Kimball


Conditions at the University of Utah, p. 637
The Pacific Association of Scientific Societies, pp. 637-638
W. W. Campbell


The American Association for the Advancement of Science
Minutes of the Committee on Policy, pp. 638-639
L. O. Howard
Minutes of the Council, pp. 639-640
L. O. Howard


Scientific Notes and News, pp. 640-644
University and Educational News, p. 644


Discussion and Correspondence
The Presentation of the Fundamental Conceptions of Mechanics, pp. 644-647
Gordon S. Fulcher
Get the Units Right, pp. 647-648
Alexander McAdie
A Spurious Case of Multiple Human Births, pp. 648-649
G. H. Parker


Scientific Books
----------------, pp. 649-650
Some American Medical Botanists Commemorated in Our Botanical Nomenclature
Howard A. Kelly
Review author[s]: F. H. Garrison
----------------, pp. 650-652
The Deaf. Their Position in Society and the Provision for Their Education in the United States
Harry Best
Review author[s]: John D. Wright
----------------, p. 652
Natural Sines to Every Second of Arc, and Eight Places of Decimals
Emma Gifford
Review author[s]: David Eugene Smith
----------------, pp. 652-653
Principles of Physics
Willis E. Tower; Charles H. Smith; Charles M. Turton
Review author[s]: G. W. Stewart


Special Articles
Antagonism and Balanced Solutions, pp. 653-656
Rodney H. True
On the Osmotic Pressure of the Juices of Desert Plants, pp. 656-658
J. Arthur Harris; John V. Lawrence; Ross Aitken Gortner
On the Genus Trachodon, pp. 658-660
Charles W. Gilmore


The Society of American Bacteriologists. II, pp. 660-664
Dr. A. Parker Hitchens

Societies and Academies, p. 664

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Previous Issue: New Series, Vol. 41, No. 1061, Apr. 30, 1915
Next Issue: New Series, Vol. 41, No. 1063, May 14, 1915


Front Matter (1 p.)
The Contribution of the Chemist to the Industrial Development of the United States, pp. 665-675
Bernhard C. Hesse

The Gray Herbarium, pp. 675-677
Elisha Wilson Morse, p. 677
Lewis William Fetzer

Scientific Notes and News, pp. 677-681
University and Educational News, pp. 681-682


Discussion and Correspondence
On the Production of Rare Gases in Vacuum Tubes, pp. 682-684
Robert H. Goddard
The Fundamental Equation of Mechanics, pp. 684-685
L. M. Hoskins
Conditions at the University of Utah, p. 685
John Dewey; A. O. Lovejoy; Edwin R. A. Seligman
Unnatural History, pp. 685-686
C. C. Nutting


Scientific Books
----------------, p. 686
Infection and Resistance
Hans Zinsser
Review author[s]: C. M. Hilliard
----------------, pp. 686-689
The Differentiation and Specificity of Starches in Relation to Genera, Species, Etc. Stereo-Chemistry Applied to Protoplasmic Processes and Products, and as a Strictly Scientific Basis for the Classification of Plants and Animals
Edward Tyson Reichert
Review author[s]: Henry Kraemer


Special Articles
The Osmotic Properties of Different Kinds of Muscle, pp. 689-691
Edward B. Meigs
On the Taxonomy of the Procyonidæ, pp. 691-692
R. W. Shufeldt


The National Academy of Sciences, pp. 692-697
Arthur L. Day

New Orleans Meeting of the American Chemical Society, pp. 697-698
Charles L. Parsons

The American Mathematical Society, pp. 698-699
F. N. Cole

Societies and Academies, pp. 699-700

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Previous Issue: New Series, Vol. 41, No. 1062, May 7, 1915
Next Issue: New Series, Vol. 41, No. 1064, May 21, 1915


Front Matter (1 p.)
Charles Sedgwick Minot, pp. 701-704
Charles W. Eliot

The Stimulation of Growth, pp. 704-715
Jacques Loeb

Alaska Surveys and Investigations, pp. 715-716
At the Ohio State University, pp. 716-717
The Washington University Medical School, pp. 717-719
Scientific Notes and News, pp. 720-724
University and Educational News, p. 724


Discussion and Correspondence
Isolation of B. Radicicola from Soil, p. 725
Chas. B. Lipman
A Research Laboratory for the Physical Sciences, p. 725
S. R. Williams


Scientific Books
----------------, pp. 725-729
The Salton Sea
D. T. MacDougal
Review author[s]: Francis E. Lloyd


Scientific Research and Sigma XI, pp. 729-732
J. McKeen Cattell

Radium Fertilizer in Field Tests, pp. 732-735
Cyril G. Hopkins; Ward H. Sachs


Special Articles
New Reptiles from the Trias of Arizona and New Mexico, p. 735
Maurice G. Mehl


Societies and Academies, pp. 735-736

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Previous Issue: New Series, Vol. 41, No. 1063, May 14, 1915
Next Issue: New Series, Vol. 41, No. 1065, May 28, 1915


Front Matter (1 p.)
Reminiscences of the Woods Hole Laboratory of the Bureau of Fisheries, 1882-89, pp. 737-753
Edwin Linton

The International Engineering Congress, pp. 753-754
Edith Jane Claypole, p. 754
Scientific Notes and News, pp. 754-757
University and Educational News, p. 757


Discussion and Correspondence
Balanced Solutions and Nutritive Solutions, pp. 757-758
Jacques Loeb
The Typical Case Exemplified, pp. 758-760
X.
A Typical Case, p. 760
S. L. Macdonald


Scientific Books
----------------, pp. 760-762
Animal Experimentation and Medical Progress
William Williams Keen
Review author[s]: Frederic S. Lee
----------------, pp. 762-763
An Introduction to the Study of Physical Metallurgy
Walter Rosenhain
Review author[s]: W. Campbell


Special Articles
The Temporal Fossæ of Vertebrates in Relation to the Jaw Muscles, pp. 763-765
W. K. Gregory; L. A. Adams


The American Association for the Advancement of Science
Section D--Mechanical Science and Engineering, pp. 765-772
Arthur H. Blanchard

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Previous Issue: New Series, Vol. 41, No. 1064, May 21, 1915
Next Issue: New Series, Vol. 41, No. 1066, Jun. 4, 1915


Front Matter (1 p.)
Disease Resistance in Plants, pp. 773-782
Otto Appel

The Cavern of the Three Brothers (Ariege), pp. 782-783
George Grant MacCurdy

Some Earthquake Phenomena Noted in Panama, pp. 783-784
Donald F. MacDonald

The Thomas Say Foundation, pp. 784-785
Awards of the Franklin Medal, p. 785
Scientific Notes and News, pp. 785-790
University and Educational News, p. 790


Discussion and Correspondence
Zoologists, Teachers and Wild Life Conservation, pp. 790-792
Chas. C. Adams
An Eye Screen for Use with the Microscope, p. 792
Orton L. Clark
Exhibition of the Royal Photographic Society, pp. 792-793
C. E. K. Mees


Scientific Books
----------------, pp. 793-794
Report on Gyroscopic Theory
George Greenhill
Review author[s]: David Eugene Smith
----------------, pp. 794-795
Monographs on Biochemistry. Soil Conditions and Plant Growth
Edward J. Russell
Review author[s]: Frank K. Cameron


Shark Intoxication, pp. 795-797
A. H. Clark


Special Articles
The Crown-Gall of Alfalfa, p. 797
Orville T. Wilson
A Preliminary Note on the Food Habits and Distribution of the Texas Horned Lizards, pp. 797-798
W. M. Winton


The American Association for the Advancement of Science
Section D--Mechanical Science and Engineering. II, pp. 798-808
Arthur H. Blanchard

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Previous Issue: New Series, Vol. 41, No. 1065, May 28, 1915
Next Issue: New Series, Vol. 41, No. 1067, Jun. 11, 1915


Front Matter (1 p.)
The Electrical Photometry of Stars, pp. 809-813
Joel Stebbins

Mr. Edison's Service for Science, pp. 813-815
Richard C. Maclaurin

The Proceedings of the National Academy as a Medium of Publication, pp. 815-817
George Ellery Hale

The Seattle Meeting of the American Chemical Society, pp. 817-818
Chas. L. Parsons

Scientific Notes and News, pp. 818-822
University and Educational News, p. 822


Discussion and Correspondence
Bird Collecting and Ornithology, pp. 823-825
Willard G. Van Name
Fundamental Equations of Mechanics, pp. 825-827
T. L. Porter; R. C. Gowdy
Another State Park Needed, pp. 827-828
R. C. Benedict


Scientific Books
----------------, pp. 828-829
Theory of Measurements
James S. Stevens
Review author[s]: A. De Forest Palmer
----------------, p. 829
Electric Arcs
Clement D. Child
Review author[s]: R. G. Hudson


Scientific Journals and Articles, pp. 829-830
Scientific Results of the Terra Nova Expedition, pp. 830-831
Edward W. Berry


Special Articles
A Botanical Index of Cretaceous and Tertiary Climates, pp. 831-834
I. W. Bailey; E. W. Sinnott
The Brown Grape Aphid, p. 834
A. C. Baker; W. F. Turner
The Relation of Mitochondria to Granules of the Vital Azo Dyes, pp. 834-835
Katherine J. Scott


The American Philosophical Society, pp. 835-841
Horace Clark Richards

The American Physical Society, pp. 841-842
A. D. Cole

The Entomological Society of America, pp. 842-843
Alex. D. MacGillivray

Indiana Academy of Science, pp. 843-844
A. J. Bigney

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Previous Issue: New Series, Vol. 41, No. 1066, Jun. 4, 1915
Next Issue: New Series, Vol. 41, No. 1068, Jun. 18, 1915


Front Matter (1 p.)
Before and after Lister, pp. 845-853
W. W. Keen

Lady Huggins, pp. 853-855
Sarah F. Whiting

The University of Minnesota and the Mayo Foundation, pp. 855-856
Conditions at the University of Utah, pp. 856-857
The Pacific Division of the American Association, p. 857
Scientific Notes and News, pp. 857-862
University and Educational News, pp. 862-863


Discussion and Correspondence
Complexity of the Alexandrian Series, pp. 863-864
Charles Keyes
Alabama Argillacea in Minnesota, p. 864
William Moore
Chemihydrometry, p. 864
B. F. Groat
Eye Shades for Microscopical Work, p. 864
X


Scientific Books
----------------, pp. 864-868
The Climatic Factor as Illustrated in Arid North America
Ellsworth Huntington
Review author[s]: Francis E. Lloyd


The Proceedings of the National Academy of Sciences (Numbers 1-4), pp. 868-872
Edwin Bidwell Wilson


Special Articles
A Modification of the Bellani Porous Plate Atmometer, pp. 872-874
Burton E. Livingston
The Effect of Temperature on the Life Cycle of Musca Domestica and Culex Pipiens, pp. 874-877
S. D. Kramer


Societies and Academies, pp. 877-880

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Previous Issue: New Series, Vol. 41, No. 1067, Jun. 11, 1915
Next Issue: New Series, Vol. 41, No. 1069, Jun. 25, 1915


Front Matter (1 p.)
Before and after Lister, pp. 881-891
W. W. Keen

The Twentieth Anniversary of the New York Botanical Garden, pp. 891-892
The Cornell Medical Society of New York City, p. 892
Hotel Reservations for the San Francisco Meeting of the American Association, pp. 892-893
The Scripps Institute for Biological Research, pp. 893-894
Scientific Notes and News, pp. 894-895
University and Educational News, pp. 895-897


Discussion and Correspondence
The Hall of Fame, pp. 897-898
Edward C. Pickering
A Method for Imbedding Small Objects, pp. 898-899
Paul Ashley West
Some Reasons for Saving the Genus, pp. 899-902
F. B. Sumner
The Problem of the Pribilof Islands, pp. 902-904
George Archibald Clark
A Safe Method of Using Mercury Bichloride for the Antisepsis of Wounds of Large Surface, p. 904
Reginald A. Fessenden
A Solar Halo, pp. 904-905
Horace Clark Richards


Quotations
The Conditions of Industrial Accidents, pp. 905-906


Scientific Books
----------------, pp. 906-908
The Ants of the Baltic Amber
W. M. Wheeler
Review author[s]: T. D. A. Cockerell
----------------, pp. 908-909
The Examination of Hydrocarbon Oils and of the Saponifiable Fats and Waxes
D. Holde
Review author[s]: Charles F. Mabery


The Adoption of the Missouri System of Grading at Goucher College, pp. 909-910
Wm. E. Kellicott


Special Articles
A Safe Portable Lamp Battery, pp. 910-911
Yandell Henderson
A Simple Device for Demonstrating the Tempered Scale, pp. 911-912
L. B. Spinney
Three Strawberry Fungi Which Cause Fruit Rots, pp. 912-913
F. L. Stevens


Societies and Academies, pp. 913-916

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Previous Issue: New Series, Vol. 41, No. 1068, Jun. 18, 1915
Next Issue: New Series, Vol. 42, No. 1070, Jul. 2, 1915


Front Matter (1 p.)
August Weismann, pp. 917-923
Edwin G. Conklin

The Place of Wisdom in the State and in Education, pp. 923-933
Henry E. Armstrong

The San Francisco Meeting of the American Physical Society, pp. 934-935
A. D. Cole

Scientific Notes and News, pp. 936-938
University and Educational News, pp. 938-939


Discussion and Correspondence
The Fundamental Equation of Mechanics Again, pp. 939-940
Paul F. Gaehr
Psyllidæ Wintering on Conifers about Washington, D. C., p. 940
W. L. McAtee


Scientific Books
----------------, pp. 940-943
Medicine in China
Review author[s]: George Blumer
----------------, pp. 943-944
Die Lichtelektrizität
Wilhelm Hallwachs
Review author[s]: R. A. Millikan
----------------, pp. 944-945
Sewage Purification and Disposal
G. Bertram Kershaw
Review author[s]: G. C. Whipple


Proceedings of the National Academy of Sciences, pp. 945-947


Special Articles
The Continuous Spectra of Gases, pp. 947-948
E. P. Lewis


The Iowa Academy of Science, pp. 948-952
James H. Less

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Previous Issue: New Series, Vol. 41, No. 1069, Jun. 25, 1915
Next Issue: New Series, Vol. 42, No. 1071, Jul. 9, 1915


Volume Information (8 pp.)
Front Matter (1 p.)
The Present Status and the Future of Hygiene Or Public Health in America, pp. 1-13
William W. Ford

Measurements of the Distances of the Stars, pp. 13-22
F. W. Dyson

Scientific Notes and News, pp. 22-24
University and Educational News, p. 24


Discussion and Correspondence
Editorial Supervision for Experiment Station Publications, pp. 24-25
Frederick A. Wolf
A Simple Technique for the Bacteriological Examination of Shell Eggs, pp. 25-26
J. E. Rush


Quotations
The Dismissal of Professor Nearing, pp. 26-27


Scientific Books
----------------, pp. 27-31
Nature and Science on the Pacific Coast
Review author[s]: John M. Clarke
----------------, pp. 31-32
Catalogue of the Freshwater Fishes of Africa in the British Museum
G. A. Boulenger
Review author[s]: T. D. A. Cockerell


A Bibliography of Fishes to Be Published, pp. 32-33
Bashford Dean


Special Articles
The Action of Potassium Cyanide When Introduced into Tissues of a Plant, pp. 33-36
William Moore; A. G. Ruggles


The American Association for the Advancement of Science
Section B, Physics, pp. 36-37
W. J. Humphreys


New Orleans Meeting--American Chemical Society, pp. 37-38
Charles L. Parsons

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Previous Issue: New Series, Vol. 42, No. 1070, Jul. 2, 1915
Next Issue: New Series, Vol. 42, No. 1072, Jul. 16, 1915


Front Matter (1 p.)
First Get the Facts, pp. 39-46
William C. Redfield

Mineral Production in 1915, pp. 46-48
The Pacific Coast Meeting of the American Association, pp. 48-49
Appointments at the Rockefeller Institute for Medical Research, p. 49
Scientific Notes and News, pp. 49-55
University and Educational News, pp. 55-56


Discussion and Correspondence
Elementary Mechanics, pp. 56-58
W. S. Franklin; Barry MacNutt
Pre-Wisconsin Glacial Drift in the Boston Basin, p. 58
R. Preston Wentworth
A Serious New Wheat Rust in this Country, pp. 58-59
M. A. Carleton


Scientific Books
----------------, pp. 59-61
A Study of the Orbits of Eclipsing Binaries
Harlow Shapley
Review author[s]: Joel Stebbins
----------------, p. 61
An Index to the Museum Boltenianum
William Healey Dall
Review author[s]: G. D. Harris


The Proceedings of the National Academy of Sciences (Number 6), pp. 61-63
Edwin Bidwell Wilson

Notes on Meteorology and Climatology, pp. 63-66
Charles F. Brooks


Special Articles
A Culture Difference between the Pima and Papago Indians, p. 66
Mary Lois Kissell


New Orleans Meeting--American Chemical Society--II, pp. 67-74
Charles L. Parsons

Previous Issue: New Series, Vol. 42, No. 1070, Jul. 2, 1915
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Previous Issue: New Series, Vol. 42, No. 1071, Jul. 9, 1915
Next Issue: New Series, Vol. 42, No. 1073, Jul. 23, 1915


Front Matter (1 p.)
Investigations at the Nutrition Laboratory of the Carnegie Institution of Washington, Boston, Massachusetts, pp. 75-84
Francis G. Benedict

Neandertal Man in Spain: The Lower Jaw of Bañolas, pp. 84-85
George Grant MacCurdy

California Meeting of the Geological Society of America, pp. 86-87
Edmund Otis Hovey

Scientific Notes and News, pp. 87-88
University and Educational News, pp. 88-89


Discussion and Correspondence
Application of Petrographic Methods to Analytical Chemistry, pp. 89-90
William H. Fry
To the American Physical Society, p. 90
Fernando Sanford; E. P. Lewis
A Correction, p. 90
F. B. Sumner
A Chicken with Four Legs, p. 90
C. D. Perrine


Scientific Books
----------------, pp. 91-92
Vorlesungen über allgemeine Histologie gehalten an der Hochschule für Frauen in St. Petersburg
Alexander Gurwitsch
Review author[s]: Frederic T. Lewis
----------------, pp. 92-93
Flies in Relation to Disease--Bloodsucking Flies
Edward Hindle
Review author[s]: W. D. Hunter


Special Articles
The Diffusion of Gases at Low Pressures Made Visible by Color Effects, pp. 93-94
Chas. T. Knipp


The New Orleans Meeting of the American Chemical Society. III, pp. 94-104
Charles L. Parsons

Previous Issue: New Series, Vol. 42, No. 1071, Jul. 9, 1915
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Previous Issue: New Series, Vol. 42, No. 1072, Jul. 16, 1915
Next Issue: New Series, Vol. 42, No. 1074, Jul. 30, 1915


Front Matter (1 p.)
Forty Years' Fluctuations in Mathematical Research, pp. 105-113
H. S. White

Nicholai Alexeyevich Oumov, pp. 113-115
Leo Pasvolsky

Classification of Technical Literature, pp. 115-116
The Nineteenth International Congress of Americanists, p. 116
W. A. Holmes; A. Hrdlička

Scientific Notes and News, pp. 116-121
University and Educational News, pp. 121-122


Discussion and Correspondence
Note on the Meridional Deviation of a Falling Body, pp. 122-126
Wm. H. Roever
Vegetative Regeneration of Alfalfa, pp. 126-127
Orville T. Wilson


Quotations
The Organization of Science in Great Britain, pp. 127-128


Scientific Books
----------------, pp. 128-129
Modern Instruments and Methods of Calculation
E. M. Horsburgh
Review author[s]: David Eugene Smith
----------------, pp. 129-130
Die Elemente der Entwicklungslehre des Menschen und der Wirbeltiere. Anleitung und Repetitorium für Studierende und Aerzte
Oscar Hertwig
Review author[s]: Frederic T. Lewis


Special Articles
Electrical Density and Absorption of β-Rays, pp. 130-131
Fernardo Sanford
Evidence Proving That the Belly River Beds of Alberta Are Equivalent with the Judith River Beds of Montana, pp. 131-133
Charles H. Sternberg
The Travertine Record of Blake Sea, pp. 133-134
D. T. MacDougal; Godfrey Sykes


Societies and Academies, p. 134

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Previous Issue: New Series, Vol. 42, No. 1073, Jul. 23, 1915
Next Issue: New Series, Vol. 42, No. 1075, Aug. 6, 1915


Front Matter (1 p.)
Experimental and Chemical Studies of the Blood with an Appeal for More Extended Chemical Training for the Biological and Medical Investigator, pp. 135-147
John J. Abel

The Recent Activity of Kilauea and Mauna Loa, Hawaii, pp. 147-154
Sidney Powers

Interstate Cereal Conference, p. 154
Charles E. Chambliss

Invention Committees in England and in the United States, pp. 154-155
Scientific Notes and News, pp. 155-158
University and Educational News, p. 158


Discussion and Correspondence
The Fundamental Equation of Mechanics, pp. 158-161
Edward V. Huntington
The Proceedings of the National Academy of Sciences, pp. 161-162
Jos. W. Richards


Scientific Books
----------------, pp. 162-163
Heredity and Environment in the Development of Men
E. G. Conklin
Review author[s]: W. E. Castle


Special Articles
Magnetization by Rotation, pp. 163-164
S. J. Barnett
The Pond-Lily Aphid as a Plum Pest, p. 164
Edith M. Patch

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Science, New Series, Vol. 42, No. 1075, Aug. 6, 1915


Previous Issue: New Series, Vol. 42, No. 1074, Jul. 30, 1915
Next Issue: New Series, Vol. 42, No. 1076, Aug. 13, 1915


Front Matter (1 p.)
Experimental and Chemical Studies of the Blood with an Appeal for More Extended Chemical Training for the Biological and Medical Investigator. II, pp. 165-178
John J. Abel

Charles William Prentiss, pp. 178-179
S. Walter Ranson

Fraternitas Medicorum, pp. 179-183
The Production of Radium in Colorado, pp. 184-185
Scientific Notes and News, pp. 185-186
University and Educational News, pp. 186-187


Discussion and Correspondence
Losing the Advantages of the Binomial System of Nomenclature, pp. 187-189
Willard G. Van Name
American Sanitation, p. 189
Wm. T. Carpenter
Animal Malformations, p. 189
D. S. Lamb
The Long Cost of War, pp. 189-190
David Starr Jordan


Scientific Books
----------------, pp. 190-191
Key to the Families of North American Insects
Charles T. Brues; A. L. Melander
Review author[s]: T. D. A. Cockerell


On the Acoustics of the Chapel of Adelbert College, pp. 191-193
Frank P. Whitman


Special Articles
Two Color Mutations of Rats Which Show Partial Coupling, pp. 193-195
W. E. Castle; Sewall Wright
Toxicity and Malnutrition, pp. 195-196
Rodney H. True

Previous Issue: New Series, Vol. 42, No. 1074, Jul. 30, 1915
Next Issue: New Series, Vol. 42, No. 1076, Aug. 13, 1915



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Science, New Series, Vol. 42, No. 1076, Aug. 13, 1915


Previous Issue: New Series, Vol. 42, No. 1075, Aug. 6, 1915
Next Issue: New Series, Vol. 42, No. 1077, Aug. 20, 1915


Front Matter (1 p.)
The Rise of Natural History Museums, pp. 197-208
Oliver Cummings Farrington

The Bacteria of the Intestinal Tract of Man, pp. 209-212
A. I. Kendall

Protection of Birds in the Malay Peninsula, pp. 212-213
Reverchon Park, Dallas, Texas, pp. 213-214
O. C. Charlton

British Scientific Men in Military Service, pp. 214-215
The American Chemical Society, pp. 215-216
Charles L. Parsons

Scientific Notes and News, pp. 216-218
University and Educational News, p. 218


Discussion and Correspondence
Cancer and Heredity, pp. 218-219
C. C. Little
Radium Fertilizer, p. 219
R. R. Ramsey
Sugar-Beet Mosaic, pp. 219-220
C. O. Townsend
Delphinus and Phocæna in the Delaware, p. 220
Henry W. Fowler


Scientific Books
----------------, pp. 220-222
Guidebook of the Western United States
Review author[s]: J. E. Hyde


Proceedings of the National Academy of Sciences, pp. 222-223
Edwin Bidwell Wilson


Special Articles
On Hydration and ``Solution'' in Gelatin, pp. 223-226
Martin H. Fischer


Societies and Academies, p. 226

Previous Issue: New Series, Vol. 42, No. 1075, Aug. 6, 1915
Next Issue: New Series, Vol. 42, No. 1077, Aug. 20, 1915



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Science, New Series, Vol. 42, No. 1077, Aug. 20, 1915


Previous Issue: New Series, Vol. 42, No. 1076, Aug. 13, 1915
Next Issue: New Series, Vol. 42, No. 1078, Aug. 27, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
Science and Civilization, pp. 227-238
W. W. Campbell


Industrial Accident Statistics, pp. 238-239
The American Society of Aeronautic Engineers, pp. 239-240
The Organization of Scientific Research in Great Britain, pp. 240-241
Scientific Notes and News, pp. 241-243
University and Educational News, p. 243


Discussion and Correspondence
Public Health in America, pp. 243-245
Harold F. Gray
The Attitude of the State of California toward Scientific Research, pp. 245-246
Wm. E. Ritter
A Reply to Dr. Little, pp. 246-248
Maud Slye


Scientific Books
----------------, pp. 248-249
The Mathematical Theory of Investment
E. B. Skinner
Review author[s]: Edwin Bidwell Wilson
----------------, pp. 249-250
Prehistoric Man and His Story
G. F. Scott Elliot
Review author[s]: George Grant MacCurdy


Notes on Meteorology and Climatology, pp. 251-253
Charles F. Brooks


Special Articles
On the Reproductive and Host Habits of Cuterebra and Dermatobia, pp. 253-255
Charles H. T. Townsend
Rapid Method of Counting Bacteria in Milk, pp. 255-256
W. D. Frost


Societies and Academies, p. 256

Previous Issue: New Series, Vol. 42, No. 1076, Aug. 13, 1915
Next Issue: New Series, Vol. 42, No. 1078, Aug. 27, 1915



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Science, New Series, Vol. 42, No. 1078, Aug. 27, 1915


Previous Issue: New Series, Vol. 42, No. 1077, Aug. 20, 1915
Next Issue: New Series, Vol. 42, No. 1079, Sep. 3, 1915


Front Matter (1 p.)
The Technical Application of Microorganisms to Agriculture, pp. 257-264
Charles E. Marshall

An Analysis of the Medical Group in Cattell's Thousand Leading Men of Science, pp. 264-278
Richard M. Pearce

The National Forests, pp. 278-279
Scientific Notes and News, pp. 280-281
University and Educational News, p. 281


Discussion and Correspondence
Elementary Mechanics, pp. 281-282
L. M. Hoskins


Quotations
British Scientific Men and the Government, pp. 282-283


Scientific Books
----------------, pp. 283-284
The Social Problem, A Constructive Analysis
Charles A. Ellwood
Review author[s]: A. A. Tenney


Special Articles
New Methods in Soil Protozoology, pp. 284-286
Nicholas Kopeloff; H. Clay Lint; David A. Coleman


Societies and Academies, p. 286

Previous Issue: New Series, Vol. 42, No. 1077, Aug. 20, 1915
Next Issue: New Series, Vol. 42, No. 1079, Sep. 3, 1915



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Science, New Series, Vol. 42, No. 1079, Sep. 3, 1915


Previous Issue: New Series, Vol. 42, No. 1078, Aug. 27, 1915
Next Issue: New Series, Vol. 42, No. 1080, Sep. 10, 1915


Front Matter (1 p.)
Recent Studies on the Biological Effects of Radioactivity, pp. 287-300
A. Richards

Are Recessive Characters Due to Loss?, pp. 300-303
S. J. Holmes

Ernst Grimsehl, pp. 303-304
Scientific Notes and News, pp. 304-307
University and Educational News, p. 307


Discussion and Correspondence
Another Reason for Saving the Genus, pp. 307-308
Harold S. Colton
The End of Cory's Shearwater, pp. 308-310
Gerald H. Thayer
Iron Bacteria, pp. 310-311
E. C. Harder
A Typical Case, pp. 311-312
B. J. Spence


Scientific Books
----------------, pp. 312-313
The Determination of Sex
L. Doncaster
Review author[s]: T. H. Morgan
----------------, p. 313
The Butterfly Guide
W. J. Holland
Review author[s]: W. T. H.


Special Articles
A New Disease of Germinating Wheat, pp. 313-314
P. J. O'Gara
Occurrence of Thielavia Basicola as a Root Parasite of Watermelons in the Salt Lake Valley, Utah, p. 314
P. J. O'Gara
Occurrence of the Bacterial Disease of Sudan Grass in the Salt Lake Valley, Utah, pp. 314-315
P. J. O'Gara
The Pendulum Key and Its Use for Recording the Beats of a Metronome, pp. 315-316
Frederick W. Ellis


Society of American Bacteriologists, pp. 316-322
A. Parker Hitchens

Previous Issue: New Series, Vol. 42, No. 1078, Aug. 27, 1915
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Science, New Series, Vol. 42, No. 1080, Sep. 10, 1915


Previous Issue: New Series, Vol. 42, No. 1079, Sep. 3, 1915
Next Issue: New Series, Vol. 42, No. 1081, Sep. 17, 1915


Front Matter (1 p.)
Conservation and the Veterinarian, pp. 323-327
Pierre A. Fish

Quantity and Quality, pp. 327-330
G. A. Miller

Frederic Ward Putnam, pp. 330-332
Franz Boas

Paul Ehrlich, pp. 332-333
The New York Botanical Garden, pp. 333-334
Scientific Notes and News, pp. 334-339
University and Educational News, pp. 339-340


Discussion and Correspondence
Mass as Quantity of Matter, pp. 340-341
L. M. Hoskins
Is Sivapithecus Pilgrim an Ancestor of Man?, pp. 341-342
William K. Gregory
Castle and Wright on Crossing over in Rats, p. 342
A. H. Sturtevant


Scientific Books
----------------, pp. 342-345
A Monograph of the Existing Crinoids. Volume 1. The Comatulids: Part 1
Austin Hobart Clark
Review author[s]: Frank Springer


The Proceedings of the National Academy of Sciences, pp. 345-347
Edwin Bidwell Wilson


Special Articles
Preliminary Studies on Intracellular Digestion and Assimilation in Amphibian Embryos, pp. 347-350
George E. Coghill
Trains of Beating Light Waves, p. 350
Carl Barus


Society of American Bacteriologists, pp. 351-360
A. Parker Hitchens

Previous Issue: New Series, Vol. 42, No. 1079, Sep. 3, 1915
Next Issue: New Series, Vol. 42, No. 1081, Sep. 17, 1915



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Science, New Series, Vol. 42, No. 1081, Sep. 17, 1915


Previous Issue: New Series, Vol. 42, No. 1080, Sep. 10, 1915
Next Issue: New Series, Vol. 42, No. 1082, Sep. 24, 1915


Front Matter (1 p.)
American Achievements and American Failures in Public Health Work, pp. 361-365
W. T. Sedgwick

A Simple Method of Indicating Geographical Distribution, pp. 366-368
J. Adams

The Committee of One Hundred of the American Association for the Advancement of Science, pp. 368-370
The Naval Advisory Board of Inventions, p. 371
Scientific Notes and News, pp. 371-373
University and Educational News, pp. 373-374


Discussion and Correspondence
California and Stanford Misrepresented, pp. 374-375
A. W. Meyer
Successful Long-Distance Shipment of Citrus Pollen, pp. 375-377
Maude Kellerman
Valley-Fill of Arid Intermont Plains, pp. 377-378
Charles Keyes


Scientific Books
----------------, pp. 378-382
Mechanism, Life and Personality
J. S. Haldane
Review author[s]: L. J. Henderson
----------------, p. 383
The Electron Theory of Matter
O. W. Richardson
Review author[s]: R. A. Millikan


Special Articles
A System of Recording Types of Mating in Experimental Breeding Operations, pp. 383-386
Raymond Pearl
The Chemical Composition of Bornite, pp. 386-388
Austin F. Rogers
Studies in the Measurement of the Electrical Conductivity of Solutions, pp. 388-390
W. A. Taylor


Proceedings of the American Physical Society, pp. 390-391
A. D. Cole

Annual Meeting of the American Genetic Association, pp. 391-396
Paul Popenoe

Previous Issue: New Series, Vol. 42, No. 1080, Sep. 10, 1915
Next Issue: New Series, Vol. 42, No. 1082, Sep. 24, 1915



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Science, New Series, Vol. 42, No. 1082, Sep. 24, 1915


Previous Issue: New Series, Vol. 42, No. 1081, Sep. 17, 1915
Next Issue: New Series, Vol. 42, No. 1083, Oct. 1, 1915


Front Matter (1 p.)


The Address of the President of the British Association for the Advancement of Science
The Common Aims of Science and Humanity, pp. 397-413
Arthur Schuster


The Migrations of Distinguished Americans, pp. 413-415
Scott Nearing

Scientific Notes and News, pp. 415-421
University and Educational News, pp. 421-422


Discussion and Correspondence
The Laws of Motion, pp. 422-424
W. S. Franklin; Barry MacNutt
Powdery Scab of Potatoes in Oregon, pp. 424-425
F. D. Bailey


Scientific Books
----------------, pp. 425-428
Spencer Fullerton Baird. A Biography. Including Selections from His Correspondence with Audubon, Agassiz, Dana and Others
William Healey Dall
Review author[s]: Hugh M. Smith
----------------, pp. 428-429
Chemical Technology and Analysis of Oils, Fats and Waxes
J. Lewkowitsch
Review author[s]: A. H. Gill


Special Articles
The Absorption of Air by Charcoal Cooled to the Temperature of Liquid Air, pp. 429-430
Chas. T. Knipp
Occurrence of the Protozoan, Colacium Multoculata Kent, in Iowa, p. 430
D. M. Brumfiel
Spore Measurements, pp. 430-431
E. P. Meinecke


The North Carolina Academy of Science, pp. 431-434
E. W. Gudger

Previous Issue: New Series, Vol. 42, No. 1081, Sep. 17, 1915
Next Issue: New Series, Vol. 42, No. 1083, Oct. 1, 1915



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Science, New Series, Vol. 42, No. 1083, Oct. 1, 1915


Previous Issue: New Series, Vol. 42, No. 1082, Sep. 24, 1915
Next Issue: New Series, Vol. 42, No. 1084, Oct. 8, 1915


Front Matter (1 p.)
The Construction of the Heavens, pp. 435-443
F. W. Dyson

A New Profession, pp. 444-445
J. E. Rush

The Second Pan-American Scientific Congress and Its Section of Anthropology, pp. 445-448
Glen Levin Swiggett

Scientific Notes and News, pp. 448-449
University and Educational News, pp. 449-450


Discussion and Correspondence
A Proposed Classification of the Attitude of Geologic Surfaces, pp. 450-452
Roswell H. Johnson
The Origin of the ``Niter Spots'' in Certain Western Soils, pp. 452-453
Walter G. Sackett; R. M. Isham
Calculation of the Gamma Function, pp. 453-454
P. F. Everitt
The Position of References in Journal Articles, pp. 454-456
Heyward Scudder


Scientific Books
----------------, pp. 456-458
Essays and Addresses
James Campbell Brown
Review author[s]: J. L. H.


Scientific Journals and Articles, pp. 458-459


Special Articles
The Theory of Magnetization by Rotation, pp. 459-460
S. J. Barnett
The Transmission of Potato Mosaic through the Tuber, pp. 460-461
E. J. Wortley
The Inheritance of Extra Contractile Vacuoles in an Unusual Race of Paramœcium Caudatum, pp. 461-462
Robert T. Hance
Observations on Azotobacter, pp. 463-465
Maurice Mulvania


The Royal Society of Canada, pp. 465-470
Henri M. Ami

Societies and Academies, p. 470

Previous Issue: New Series, Vol. 42, No. 1082, Sep. 24, 1915
Next Issue: New Series, Vol. 42, No. 1084, Oct. 8, 1915



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Science, New Series, Vol. 42, No. 1084, Oct. 8, 1915


Previous Issue: New Series, Vol. 42, No. 1083, Oct. 1, 1915
Next Issue: New Series, Vol. 42, No. 1085, Oct. 15, 1915


Front Matter (1 p.)


The American Association for the Advancement of Science
The Pacific Coast Meeting of the American Association for the Advancement of Science, pp. 471-473
Henry Fairfield Osborn
Proceedings of the Meeting, pp. 473-475
Albert L. Barrows


Farming and Food Supplies in Time of War, pp. 475-486
R. H. Rew

The Manchester Meeting of the British Association, pp. 486-488
Scientific Notes and News, pp. 488-490
University and Educational News, pp. 490-491


Discussion and Correspondence
Convenience Versus Fitness, pp. 492-494
J. A. Allen
The Inheritance of Cancer, pp. 494-495
C. C. Little
The Heredity of Stature, p. 495
C. B. Davenport
The National Academy of Sciences, pp. 495-496
Francis E. Nipher
A Proposed Ecological Society, p. 496
Henry C. Cowles
Greene Vardiman Black, pp. 496-497
A. W. Harris


Scientific Books
----------------, pp. 497-498
Selected Papers
Charles C. Stockton
Review author[s]: G. W. Crile
----------------, pp. 498-499
Societal Evolution: A Study of the Evolutionary Basis of the Science of Society
Albert Galloway Keller
Review author[s]: A. A. Tenney


Proceedings of the National Academy of Sciences, pp. 499-500
E. B. Wilson

Some Correlations between Vegetation and Soils, Indicated by Census Statistics, pp. 500-503
Roland M. Harper


Special Articles
Standard Dairy Score Cards, pp. 503-505
J. Arthur Harris
``Soil Acidity and Methods for Its Detection'', pp. 505-507
E. Truog
A New Method of Measuring the Concentration of the Soil Solution around the Soil Particles, pp. 507-508
George Bouyoucos; M. M. McCool

Previous Issue: New Series, Vol. 42, No. 1083, Oct. 1, 1915
Next Issue: New Series, Vol. 42, No. 1085, Oct. 15, 1915



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Science, New Series, Vol. 42, No. 1085, Oct. 15, 1915


Previous Issue: New Series, Vol. 42, No. 1084, Oct. 8, 1915
Next Issue: New Series, Vol. 42, No. 1086, Oct. 22, 1915


Front Matter (1 p.)
The Physiological Importance of Phase Boundaries, pp. 509-518
W. M. Bayliss

The Publication of the Results of Investigations Made in Experiment Stations in Technical Scientific Journals, pp. 518-522
Raymond Pearl

The Naval Consultation Board, p. 522
Scientific Notes and News, pp. 523-526
University and Educational News, pp. 526-527


Discussion and Correspondence
Potassium from the Soil, pp. 527-528
E. W. Hilgard
Elementary Mechanics, pp. 528-530
Edwin Bidwell Wilson
The End Is Not Yet, p. 530
Witmer Stone
The ``Pan-American Scientific Congress'', p. 531
H. A.


Scientific Books
----------------, pp. 531-532
Handbook of Medical Entomology
Wm. A. Riley; O. A. Johannsen
Review author[s]: W. H. Hunter
----------------, p. 532
Abwehrfermente. Das Auftreten blutfremder Substrate und Fermente im tierischen Organismus unter experimentellen, physiologischen und pathologischen Bedingungen
Emil Abderhalden
Review author[s]: John Auer
----------------, p. 532
Sun Lore of All Ages
William Tyler Olcott
Review author[s]: Chas. Lane Poor


Hemoglobinophilic Bacteria, pp. 532-534
David John Davis


Special Articles
Artificial Daylight for the Microscope, pp. 534-536
Simon H. Gage
A New Alfalfa Leaf-Spot in America, pp. 536-537
Leo E. Melchers
Differentiation of Wandering Mesenchymal Cells in the Living Yolk-Sac, pp. 537-541
C. R. Stockard


Anthropology at the San Francisco Meeting, pp. 541-546
George Grant MacCurdy

Previous Issue: New Series, Vol. 42, No. 1084, Oct. 8, 1915
Next Issue: New Series, Vol. 42, No. 1086, Oct. 22, 1915



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Science, New Series, Vol. 42, No. 1086, Oct. 22, 1915


Previous Issue: New Series, Vol. 42, No. 1085, Oct. 15, 1915
Next Issue: New Series, Vol. 42, No. 1087, Oct. 29, 1915


Front Matter (1 p.)
Applied Chemistry, pp. 547-555
L. H. Baekeland

Doctorates Conferred by American Universities, pp. 555-565
The Trustees of the University of Pennsylvania on Academic Freedom, pp. 565-566
Scientific Notes and News, pp. 566-569
University and Educational News, pp. 569-570


Discussion and Correspondence
Parasites of the Muskrat, p. 570
Franklin D. Barker
The Chemical Composition of Bornite, pp. 570-571
Edgar T. Wherry
Wind Gaps, pp. 571-573
Arthur M. Miller


Scientific Books
----------------, pp. 573-574
Der Nachweiss organischer Verbindungen
L. Rosenthaler
Review author[s]: Ross Aiken Gortner
----------------, p. 574
Molecular Association
W. E. S. Turner
Review author[s]: Louis Kahlenberg


Special Articles
On the Coefficient of Correlation as a Measure of Relationship, pp. 575-579
Charles N. Moore
An Aberrant Ecological Form of Unio Complanatus Dillwyn, pp. 579-580
Stephen G. Rich


The American Phytopathological Society, pp. 580-584
C. L. Shear; W. T. Horne


The American Association for the Advancement of Science
Section B, Physics, p. 584
W. J. Humphreys

Previous Issue: New Series, Vol. 42, No. 1085, Oct. 15, 1915
Next Issue: New Series, Vol. 42, No. 1087, Oct. 29, 1915



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Science, New Series, Vol. 42, No. 1087, Oct. 29, 1915


Previous Issue: New Series, Vol. 42, No. 1086, Oct. 22, 1915
Next Issue: New Series, Vol. 42, No. 1088, Nov. 5, 1915


Front Matter (1 p.)
The Importance of Geographical Research, pp. 585-597
H. G. Lyons

Some Aspects of Scientific Research, pp. 598-605
C. Alfred Jacobson

The U. S. Fisheries Biological Station at Woods Hole, p. 605
The Columbus Meeting of the American Association for the Advancement of Science, p. 606
L. O. Howard

Scientific Notes and News, pp. 606-608
University and Educational News, pp. 608-609


Discussion and Correspondence
International Rules of Zoological Nomenclature, pp. 609-610
C. W. Stiles
Germinating Pollen, pp. 610-611
E. J. Kraus


Scientific Books
----------------, p. 611
Economic Geography
John McFarlane
Review author[s]: A. P. Brigham
Io and Its Environment, pp. 611-613
Review author[s]: Frank E. Lutz


The Pliocene Floras of Holland, pp. 613-615
Edward W. Berry


Special Articles
The Measurement of Oxidation in the Sea-Urchin Egg, pp. 615-616
L. V. Heilbrunn
A Bacterial Disease of Western Wheat-Grass. First Account of the Occurrence of a New Type of Bacterial Disease in America, pp. 616-617
P. J. O'Gara


Report of the San Francisco Meetings of Section F of the American Association for the Advancement of Science, pp. 617-624
H. V. Neal

Previous Issue: New Series, Vol. 42, No. 1086, Oct. 22, 1915
Next Issue: New Series, Vol. 42, No. 1088, Nov. 5, 1915



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Science, New Series, Vol. 42, No. 1088, Nov. 5, 1915


Previous Issue: New Series, Vol. 42, No. 1087, Oct. 29, 1915
Next Issue: New Series, Vol. 42, No. 1089, Nov. 12, 1915


Front Matter (1 p.)
Science and Liberal Education, pp. 625-630
Edmund B. Wilson

Plain Writing, pp. 630-632
George Otis Smith

Soil Fertility, pp. 632-634
J. E. Rush

The Thirteenth New England Inter-Collegiate Geological Excursion, pp. 634-635
H. F. Cleland

The Willard Gibbs Professorship of Research in Pure Chemistry, pp. 636-638
W. A. Hamor

Frederic Ward Putnam, pp. 638-639
Scientific Notes and News, pp. 639-642
University and Educational News, pp. 642-643


Discussion and Correspondence
Electromotive Phenomena and Membrane Permeability, pp. 643-646
Jacques Loeb
What Is Hellenism?, pp. 646-647
E. B. Copeland
Universities and Unpreparedness, pp. 647-648
Stewart Paton


Scientific Books
----------------, pp. 648-651
The Mutation Factor in Evolution with Particular Reference to Œnothera
R. Ruggles Gates
Review author[s]: Bradley M. Davis
----------------, pp. 651-652
A Text-Book of Zoology for Universities, Colleges and Normal Schools
Thomas Walton Galloway
Review author[s]: C. W. H.


Proceedings of the National Academy of Sciences, pp. 652-653
E. B. Wilson


Special Articles
On the Occurrence in the Southern Hemisphere of the Basking Or Bone Shark, Cetorhinus Maximus, pp. 653-656
E. W. Gudger
Labeling Chemical Specimens, pp. 656-657
C. E. Vail


Report of the San Francisco Meeting of Section F of the American Association for the Advancement of Science. II, pp. 657-662
H. V. Neal

Previous Issue: New Series, Vol. 42, No. 1087, Oct. 29, 1915
Next Issue: New Series, Vol. 42, No. 1089, Nov. 12, 1915



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Science, New Series, Vol. 42, No. 1089, Nov. 12, 1915


Previous Issue: New Series, Vol. 42, No. 1088, Nov. 5, 1915
Next Issue: New Series, Vol. 42, No. 1090, Nov. 19, 1915


Front Matter (1 p.)
The Human Significance of Mathematics, pp. 663-680
Cassius J. Keyser

The National Academy of Sciences, pp. 680-685
Karl Eugen Guthe, pp. 685-686
Scientific Notes and News, pp. 686-690
University and Educational News, p. 690


Discussion and Correspondence
The Position of References in Journal Articles, pp. 690-692
F. A. Bather; Clarence J. West
Injections of the Bundle of His, pp. 693-694
A. W. Meyer
The Pistillate Spikelet in Zea Mays, p. 694
Alban Stewart
A Remarkable Flight of Caddis Flies and Chironomids, pp. 694-695
W. L. McAtee
On the Nomenclature of Electrical Units, p. 695
A. E. Caswell
Cooperation in Labelling Museums, pp. 695-696
Harlan I. Smith
Dr. Edward Hindle, p. 696
G. H. F. Nuttall


Scientific Books
----------------, pp. 696-700
Bodily Changes in Pain, Hunger, Fear and Rage; An Account of Recent Researches into the Function of Emotional Excitement
Walter B. Cannon
The Origin and Nature of the Emotions, Miscellaneous Papers
George W. Crile
Review author[s]: James R. Angell


Special Articles
A Sterile Siphon Tip Protector, p. 700
Ivan C. Hall

Previous Issue: New Series, Vol. 42, No. 1088, Nov. 5, 1915
Next Issue: New Series, Vol. 42, No. 1090, Nov. 19, 1915



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Science, New Series, Vol. 42, No. 1090, Nov. 19, 1915


Previous Issue: New Series, Vol. 42, No. 1089, Nov. 12, 1915
Next Issue: New Series, Vol. 42, No. 1091, Nov. 26, 1915


Front Matter (1 p.)
Biological Research; the Value and the Danger, pp. 701-712
Samuel S. Maxwell

The Errors in Precise Leveling Due to Irregular Atmospheric Refractions, pp. 712-718
William Bowie

Bessey Hall at the University of Nebraska, pp. 718-719
S. Avery

The Columbus Meeting of the American Association for the Advancement of Science, pp. 719-721
Scientific Notes and News, pp. 721-724
University and Educational News, pp. 724-725


Discussion and Correspondence
The Publication of New Species, pp. 725-726
Junius Henderson
The Effect of Cyanide on the Locust-Borer and the Locust-Tree, pp. 726-727
Wesley P. Flint
A New Mitotic Structure, p. 727
R. Goldschmidt
A Method of Maintaining a Supply of Protozoa for Laboratory Use, p. 727
J. B. Parker


Quotations
Science in National Affairs, pp. 727-729


Scientific Books
----------------, pp. 729-731
A Budget of Paradoxes
Augustus De Morgan
Review author[s]: Louis C. Karpinski
----------------, pp. 731-732
Scottish National Antarctic Expedition. Report on the Scientific Results of the Voyage of the Scotia, during the Years 1902-4
Review author[s]: Wm. H. Dall


Special Articles
The Calculation of Total Salt Content and of Specific Gravity in Marine Waters, pp. 732-735
Rodney H. True
On Cell Penetration by Acids, pp. 735-736
W. J. Crozier

Previous Issue: New Series, Vol. 42, No. 1089, Nov. 12, 1915
Next Issue: New Series, Vol. 42, No. 1091, Nov. 26, 1915



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Science, New Series, Vol. 42, No. 1091, Nov. 26, 1915


Previous Issue: New Series, Vol. 42, No. 1090, Nov. 19, 1915
Next Issue: New Series, Vol. 42, No. 1092, Dec. 3, 1915


Front Matter (1 p.)
The Especial Value of Research in Pure Chemistry, pp. 737-746
Marston Taylor Bogert

The Teaching of the History of Science, pp. 746-760
Frederick E. Brasch

The Committee on Policy of the American Association for the Advancement of Science, p. 760
L. O. Howard

Scientific Notes and News, pp. 760-763
University and Educational News, pp. 763-764


Discussion and Correspondence
Artificial Daylight, pp. 764-765
M. Luckiesh
Injections of the Bundle of His, pp. 765-767
W. G. MacCallum; Rufus Cole


Scientific Books
----------------, p. 767
Methods in Plant Histology
Charles J. Chamberlain
Review author[s]: E. C. Jeffrey
----------------, pp. 767-768
W. I. Palladin, Pflanzenanatomie, nach der fuenften russischen Auflage uebersetzt and bearbeitet
S. Tschulok
Review author[s]: E. C. Jeffrey
----------------, p. 768
America's Greatest Problem: The Negro
R. W. Shufeldt
Review author[s]: Burt G. Wilder


Special Articles
Zygospores and Rhizopus for Class Use, pp. 768-770
A. F. Blakeslee
Notes on the Factors Involved in the Germicidal Effect of Freezing and Low Temperatures, pp. 770-771
C. M. Hilliard; Christina Torossian; Ruth P. Stone


Societies and Academies, pp. 771-772

Previous Issue: New Series, Vol. 42, No. 1090, Nov. 19, 1915
Next Issue: New Series, Vol. 42, No. 1092, Dec. 3, 1915



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Science, New Series, Vol. 42, No. 1092, Dec. 3, 1915


Previous Issue: New Series, Vol. 42, No. 1091, Nov. 26, 1915
Next Issue: New Series, Vol. 42, No. 1093, Dec. 10, 1915


Front Matter (1 p.)
The Pedagogics of Pathology, pp. 773-780
John Milton Dodson

Plant Morphology, pp. 780-791
W. H. Lang

Which of the Present Members of the American Association for the Advancement of Science Have Held the Longest Continuous Membership?, pp. 791-792
L. O. Howard

The Marine Biological Laboratory, pp. 792-793
Scientific Notes and News, pp. 793-795
University and Educational News, pp. 795-796


Discussion and Correspondence
Genus and Subgenus, pp. 796-797
Maynard M. Metcalf
Notes on the Permo-Carboniferous Genus Cricotus Cope, pp. 797-798
E. C. Case
A Simple Method of Indicating Geographical Distribution, p. 798
William G. Reed
New Jersey Cetacea, pp. 798-799
Wm. J. Fox
The Fur Seal Report, p. 799
George Archibald Clark
Roger Bacon and Gunpowder, pp. 799-800
Lynn Thorndike


Scientific Books
----------------, pp. 800-805
A Meteorological Treatise on the Circulation and Radiation in the Atmospheres of the Earth and of the Sun
Frank H. Bigelow
Review author[s]: Frank W. Very
----------------, p. 805
The International Rules of Zoological Nomenclature, with Appendix and Summaries of Opinions No. 1 to No. 56
T. O. Smallwood
Review author[s]: Wm. H. Dall


Special Articles
The Light-Sensibility of Copper-Oxide, pp. 805-806
A. H. Pfund
Radioactivity of Underground Waters in Providence and the Vicinity, pp. 806-808
P. B. Perkins


Societies and Academies, p. 808

Previous Issue: New Series, Vol. 42, No. 1091, Nov. 26, 1915
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Science, New Series, Vol. 42, No. 1093, Dec. 10, 1915


Previous Issue: New Series, Vol. 42, No. 1092, Dec. 3, 1915
Next Issue: New Series, Vol. 42, No. 1094, Dec. 17, 1915


Front Matter (1 p.)
The Aerial Transmission Problems, pp. 809-815
M. I. Pupin

The Calorimeter as the Interpreter of the Life Processes, pp. 816-819
Graham Lusk

Obstacles to Research, pp. 819-823
C. M. Jackson

Dr. Charles Frederick Holder, pp. 823-825
George F. Kunz

Scientific Notes and News, pp. 825-829
University and Educational News, pp. 829-830


Discussion and Correspondence
A Remarkable Eclipse, pp. 830-833
John N. Stockwell
On the Degree of Exactness of the Gamma Function Necessary in Curve Fitting, pp. 833-834
Raymond Pearl
The Origin of Lost River and Its Giant Potholes, pp. 834-836
J. W. Goldthwait


Scientific Books
----------------, pp. 837-838
Feeble-Mindedness: Its Causes and Consequences
H. H. Goddard
Review author[s]: C. B. Davenport
----------------, pp. 838-840
Handwörterbuch der Naturwissenschaften
E. Korschelt; G. Linck; F. Oltmanns; K. Schaum; H. Th. Simon; M. Verworn; E. Teichmann
Review author[s]: Roy L. Moodie


Proceedings of the National Academy of Sciences, pp. 840-841
Edwin Bidwell Wilson


Special Articles
Interferences with Two Gratings, p. 841
Carl Barus
The Effect of X-Ray on the Resistance to Cancer in Mice, pp. 842-843
James B. Murphy; John J. Norton


Societies and Academies, pp. 843-844

Previous Issue: New Series, Vol. 42, No. 1092, Dec. 3, 1915
Next Issue: New Series, Vol. 42, No. 1094, Dec. 17, 1915



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Science, New Series, Vol. 42, No. 1094, Dec. 17, 1915


Previous Issue: New Series, Vol. 42, No. 1093, Dec. 10, 1915
Next Issue: New Series, Vol. 42, No. 1095, Dec. 24, 1915


Front Matter (1 p.)
Recent Researches in the Wolcott Gibbs Memorial Laboratory of Harvard University, pp. 845-851
Theodore W. Richards

The Life of Radium, pp. 851-859
B. B. Boltwood

A Suggested Explanation of ``Orthogenesis'' in Plants, pp. 859-863
John M. Coulter

The Convocation Week Meetings of Scientific Societies, pp. 863-865
Scientific Notes and News, pp. 865-868
University and Educational News, pp. 868-869


Discussion and Correspondence
Pre-Cambrian Nomenclature, pp. 869-870
Alfred C. Lane
Members Holding Longest Continuous Membership in the American Association for the Advancement of Science, p. 870
L. O. Howard
Pan-American, p. 870
Otto Klotz


Scientific Books
----------------, p. 870
Tierbau und Tierleben
R. Hesse; F. Doflein
Review author[s]: G. H. Parker
----------------, pp. 870-871
Flora of New Mexico
E. O. Wooton; Paul C. Standley
Review author[s]: T. D. A. Cockerell


Scientific Journals and Articles, pp. 871-872


Special Articles
The Mounting of Celloidin Sections in Series, pp. 872-873
Alban Stewart
The Rôle of Anopheles Punctipennis Say in the Transmission of Malaria, pp. 873-874
W. V. King


The American Association for the Advancement of Science
Section G, Botany, pp. 874-880
W. J. V. Osterhout


Societies and Academies, p. 880

Previous Issue: New Series, Vol. 42, No. 1093, Dec. 10, 1915
Next Issue: New Series, Vol. 42, No. 1095, Dec. 24, 1915



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Science, New Series, Vol. 42, No. 1095, Dec. 24, 1915


Previous Issue: New Series, Vol. 42, No. 1094, Dec. 17, 1915
Next Issue: New Series, Vol. 42, No. 1096, Dec. 31, 1915


Front Matter (1 p.)
The Relation of the Academy to the State and to the People of the State, pp. 881-890
T. C. Mendenhall

Historical Sketch of the Ohio Academy of Science, pp. 890-893
William R. Lazenby

The Naval Consulting Board of the United States, pp. 893-897
Scientific Notes and News, pp. 897-900
University and Educational News, p. 900


Discussion and Correspondence
The Teaching of Elementary Dynamics, pp. 900-908
Wm. Kent
A Mnemonic Couplet for Geologic Periods, p. 908
J. E. Todd
Variation in Œnothera Hewetti, pp. 908-909
T. D. A. Cockerell


Quotations
The Convocation-Week Meetings of Scientific Societies, pp. 909-911


Scientific Books
----------------, pp. 911-912
Elemente der exakten Erblichkeit mit Grundzügen der biologischen Variationsstatistik
W. Johannsen
Review author[s]: C. B. Davenport
----------------, p. 912
Einführung in die Tierpsychologie. Erster Band, Die Sinne der Wirbellosen
Gustav Kafka
Review author[s]: G. H. Parker


Special Articles
Heredity and Internal Secretion in the Spontaneous Development of Cancer in Mice, pp. 912-914
Leo Loeb
A New Method of Selecting Tomatoes for Resistance to the Wilt Disease, pp. 914-915
C. W. Edgerton
Do Movements Occur in the Visual Cells and Retinal Pigment of Man?, pp. 915-916
Leslie B. Arey


The Convocation Week Meetings of Scientific Societies, pp. 916-918

Previous Issue: New Series, Vol. 42, No. 1094, Dec. 17, 1915
Next Issue: New Series, Vol. 42, No. 1096, Dec. 31, 1915



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Science, New Series, Vol. 42, No. 1096, Dec. 31, 1915


Previous Issue: New Series, Vol. 42, No. 1095, Dec. 24, 1915
Next Issue: New Series, Vol. 43, No. 1097, Jan. 7, 1916


Front Matter (1 p.)


The Address of the President of the American Association for the Advancement of Science
The Fruits, Prospects and Lessons of Recent Biological Science, pp. 919-930
Charles W. Eliot


The Bureau of Fisheries, p. 930
Appointments and Dismissals at the University of Pennsylvania, pp. 930-931
The Pan-American Scientific Congress, p. 931
Scientific Notes and News, pp. 931-933
University and Educational News, p. 933


Discussion and Correspondence
A Galapagos Tortoise, pp. 933-934
Frank S. Daggett
Two Partial-Albino Birds, p. 934
Wallace Craig
Anopheles Pseudopunctipennis, pp. 934-935
W. V. King


Scientific Books
----------------, pp. 935-937
Scientific and Applied Pharmacognosy Intended for the Use of Students in Pharmacy, as a Handbook for Pharmacists and as a Reference Book for Food and Drug Analysts and Pharmacologists
Henry Kraemer
Review author[s]: E. K.
----------------, p. 937
Practical Oil Geology
Dorsey Hager
Review author[s]: Charles T. Kirk


Special Articles
On the Relative Numbers of Rhizopods and Flagellates in the Fauna of Soils, pp. 937-940
Charles A. Kofoid
The Native Habitat of Spongospora Subterranea, pp. 940-941
G. R. Lyman; J. T. Rogers
Color Effects of Positive and of Cathode Rays in Residual Air, Hydrogen, Helium, Etc., pp. 942-943
Chas. T. Knipp


The American Chemical Society, pp. 943-956
Charles L. Parsons

Previous Issue: New Series, Vol. 42, No. 1095, Dec. 24, 1915
Next Issue: New Series, Vol. 43, No. 1097, Jan. 7, 1916



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