Previous Issue: Vol. 22, No. 569, Dec. 29, 1893
Next Issue: Vol. 23, No. 571, Jan. 12, 1894
Front Matter (2 pp.)
River Courses in the Jura Mountains, pp. 1-2
- Emm. De Margerie
Indiana Academy of Science, p. 2
[Editorial Notes], p. 3
The Cruise of the Clover--Further Remarks on the Aberrations of Audibility of Fog Signals--The Methods Used, pp. 3-6
- Arnold Burges Johnson
Sassafras Trees, p. 6
- Walter J. Quick
The McMillan Chemical Laboratory, pp. 7-9
- Delos Fall
The Gradual Disappearance of the Range Grasses of the West, p. 9
- I. W. Tourney
Meeting of the Iowa Academy of Sciences, p. 10
Baltimore Meeting of the American Chemical Society, p. 11
- Charles Platt
Letters to the Editor
- Do Earth Worms Rain down?, p. 11
- Charles B. Palmer
- Late-Blooming Trees, pp. 11-12
- F. J. Thompson
- A Correction, p. 12
- W. M. Beauchamp
- Late-Blooming Trees, p. 12
- Thomas S. Stevens
- As to Feigned Death in Snakes, p. 12
- H. H. Everett
- The Least Bittern, pp. 12-13
- Fred Mather
Book-Reviews
- ----------------, p. 13
- Handbook of Public Health and Demography
- Edward F. Willoughby
Back Matter (3 pp.)
Previous Issue: Vol. 22, No. 569, Dec. 29, 1893
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Next Issue: Vol. 23, No. 572, Jan. 19, 1894
Front Matter (1 p.)
Some New Jersey Eskers, pp. 15-16
- G. E. Culver
Coloration of the Ruffed Grouse, p. 16
- J. H. Bowles
[Editorial Notes], p. 17
Volcanic Rocks in the Keewatin of Minnesota, p. 17
- Ulysses Sherman Grant
Current Notes on Anthropology.--XXXVII, p. 18
- D. G. Brinton
Secret Language of Children, pp. 18-19
- Oscar Chrisman
Werner's Real Contribution to Geology, pp. 19-20
- J. B. Woodworth
Habits of the Purple Finch -- Corpodacus Purpureus, Gray, p. 20
- M. W. Vandenburg
Jews and Hittites, p. 21
- Felix Von Lyschan
The Departments of Geography, p. 22
- Hugh Robert Mill
The Age of the Iron Ores of East Texas, pp. 22-25
- William Kennedy
Sorghum Sugar, pp. 25-27
- T. Berry Smith
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 570, Jan. 5, 1894
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Next Issue: Vol. 23, No. 573, Jan. 26, 1894
Front Matter (1 p.)
Bauxite Mining, pp. 29-30
- Henry M'Calley
A South American Lamprey, p. 30
- Theo. Gill
[Editorial Notes], p. 31
Notes on the Geology of the Gold Field of Cripple Creek, Colorado, pp. 31-35
- H. L. M'Carn
The Synthetical Powers of Micro-Organisms--I, pp. 35-36
- O. Loew
Current Notes on Chemistry.--V, pp. 37-38
- Charles Platt
Continental Phenomena Illustrated by Ripple Marks, pp. 38-39
- Richard E. Dodge
Letters to the Editor
- Another Rope of Maggots, p. 39
- William Hayes Ward
- Secret Language of Children, p. 39
- D. T. Marshall
- Notes on Water Lilies, etc, pp. 39-40
- J. McNair Wright
Book-Reviews
- ----------------, pp. 40-41
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 571, Jan. 12, 1894
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Next Issue: Vol. 23, No. 574, Feb. 2, 1894
Front Matter (1 p.)
Current Notes on Anthropology.--No. XXXVIII, pp. 43-44
- D. G. Brinton
Plea for Teaching the History of Mathematics, p. 44
- Joseph V. Collins
[Editorial Notes], p. 45
The Karifs and Insular Caribs, pp. 45-46
- John Gifford
Professor Langley on the Internal Work of the Wind, pp. 46-47
- C. F. Amery
Letters to the Editor
- A Curiosity in the Vegetable World, p. 47
- T. O. Mabry
- Red Ants, pp. 47-48
- W. A. Stearns
- On the Coloration of the Ruffed Grouse, pp. 48-49
- R. W. Shufeldt
- Late-Blooming Trees, p. 49
- Willard N. Clute
- Postage on Natural History Specimens, pp. 49-50
- Philip P. Calvert
- The Climbing Habits of the Soft Shell Turtle (Aspidonectes Spinifer), p. 50
- Ulysses O. Cox
- A Rope of Insects, p. 50
- John B. Smith
- Note on the Shoulder-Girdle of the Man-o'-War Bird, p. 50
- R. W. Shufeldt
- Volcanic Rocks of the Huronian, p. 50
- George M. Dawson
- Secret Language of Children, pp. 50-51
- H. L. Taylor
- Habits of Gray Squirrels, p. 51
- D. T. Marshall
- Sassafras Trees, pp. 51-52
- N. Hallock
- A Brilliant Meteor, p. 52
- C. H. Ames
- The Erilepidinae, p. 52
- Theo. Gill
- Fungi and Insects, pp. 52-53
- Joseph F. James
- Expressions of Emotion in Birds' Song, p. 53
- J. Christian Bay
Book-Reviews
- ----------------, pp. 53-54
- The Ore Deposits of the United States
- James F. Kemp
- ----------------, p. 54
- An Introduction to General Logic
- E. E. C. Jones
Notes and News, p. 55
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 572, Jan. 19, 1894
Next Issue: Vol. 23, No. 574, Feb. 2, 1894
Previous Issue: Vol. 23, No. 573, Jan. 26, 1894
Next Issue: Vol. 23, No. 575, Feb. 9, 1894
Front Matter (1 p.)
Dust from the Krakatoa Eruption of 1883, pp. 57-58
Familiarity of Certain Wood Birds, p. 58
- Mary Hyatt
[Editorial Notes], p. 59
The Relation of the Sounds of Fog Signals to Other Sounds, pp. 59-62
- Charles A. White
The Enemies of Lepidopterous Pupae En-Closed in Bark-Formed Cocoons, p. 62
- Edward B. Poulton
An Observation on the Terminal Verb in Infant Speech, p. 62
- E. W. Scripture
The Columbian and the Centennial Expositions, pp. 63-64
Owl Notes, p. 64
- A. W. Anthony
Letters to the Editor
- Native Calendar of Central America and Mexico, p. 65
- Cyrus Thomas
- Raining Worms and Frogs, p. 65
- Francis Huberty James
- Frost Plants, p. 66
- Lester F. Ward
- Coral Reef Formation, p. 66
- George H. Perkins
- Earthquakes in the San Juan Mountains, p. 66
- Geo. H. Stone
- An Explanation of the Rope of Maggots, p. 66
- S. W. Williston
- Petrified Eyes, p. 66
- Geo. G. Groff
- "Do Earth Worms Rain down?", p. 66
- Wm. Osburn
- The Mystery of Worms in Rain, p. 67
- C. D. McLouth
Book-Reviews
- ----------------, p. 67
- ----------------, p. 67
- A System of Easy Lettering
- J. H. Cromwell
- ----------------, pp. 67-68
- Steam Machinery and the Marine Engine
- J. Langmaid; H. Gaisford
Notes and News, pp. 68-69
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 573, Jan. 26, 1894
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Next Issue: Vol. 23, No. 576, Feb. 16, 1894
Front Matter (1 p.)
Charles Bonnet's Idea of the Development of the Chick, pp. 71-72
- B.
Vaccination, p. 72
- J. N. Hall
[Editorial Notes], p. 73
The Mesabi Iron Range, p. 73
- E. P. Jennings
Petroleum in Southern California, pp. 74-75
- S. F. Peckham
Interpretation of Maya Glyphs by Their Phonetic Elements.--Part II, pp. 76-78
- Hilborne T. Cresson
Notes on the Genus Stromatocerium, pp. 78-79
- Henry M. Seely
Dr. Callaway and the Production of Crystalline Schists by Dynamo-Metamorphism, p. 79
- J. W. Redway
Memorabilia Botanica, I, pp. 80-81
- Erwin F. Smith
Current Notes on Anthropology.--No. XXXIX, pp. 81-82
- D. G. Brinton
Letters to the Editor
- Cats Hunting Snakes, p. 83
- D. S. Martin
- The American Box Tortoise, p. 83
- W. E. Taylor
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 574, Feb. 2, 1894
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Next Issue: Vol. 23, No. 577, Feb. 23, 1894
Front Matter (1 p.)
An Exercise in Geology, pp. 85-86
- G. D. Swezey
The Basis of Spelling Reform, p. 86
- A. Melville Ball
[Editorial Notes], p. 87
Pressure of the Vapor of Water, pp. 87-88
- H. A. Hazen
Curious Iroquois Pottery, pp. 88-89
- W. M. Beauchamp
How Aluminium Is Obtained from Its Ores, p. 89
Current Notes on Chemistry.--VI, pp. 90-91
- Charles Platt
Letters to the Editor
- Comment on "A New Thermo-Electric Phenomenon.", pp. 91-92
- W. R. Turnbull
- Birds Singing on Their Nests, p. 92
- Henry Hales
- Effects of Weather on Scientific Work, p. 92
- T. D. Crothers
- A Freak of Inflorescence, p. 92
- Lucy A. Osband
- Maya Hieroglyphs.--A Correction, p. 92
- H. T. Cresson
- The Native Calendar of Central America and Mexico, pp. 92-93
- D. G. Brinton
- Mining Exhibits at Chicago, p. 93
- Geo. L. English
Book-Reviews
- ----------------, pp. 93-94
- ----------------, p. 94
- Die Ruinenstatte von Tiahuanaco
- A. Stubel; M. Uhle
- ----------------, p. 94
- Science and Education
- Thomas H. Huxley
- ----------------, pp. 94-95
- ----------------, p. 95
- Inorganic Chemistry for Beginners
- Henry Roscoe; Joseph Lunt
- ----------------, p. 95
Notes and News, pp. 95-97
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 575, Feb. 9, 1894
Next Issue: Vol. 23, No. 577, Feb. 23, 1894
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Next Issue: Vol. 23, No. 578, Mar. 2, 1894
Front Matter (1 p.)
Some Recent Work on Clays, pp. 99-100
- G. Perry Grimsley
A Plea for the Study of the Philosophy of Mathematics, p. 100
- Franklin A. Becher
[Editorial Notes], p. 101
The Loco-Weed, p. 101
- W. Thornton Parker
Notes on Geomys Bursarius, the Pocket-Gopher, pp. 102-103
- Henry Leslie Osborn
An Impeachment of "School Botany", pp. 103-105
- George H. Hudson
Current Notes on Anthropology. No. XL, p. 105
- D. G. Brinton
Earthquakes in Australasia.--III, pp. 106-107
- George Hogben
Letters to the Editor
- Volcanic Rocks in the Keewatin, pp. 107-108
- Alfred R. C. Selwyn
- Inquiry Regarding Fresh-Water Pearl Fisheries, p. 108
- George F. Kunz
- Psuedo-Aurora, p. 108
- H. L. Bolley
- Notes and Queries, pp. 108-109
- H. F. Bassett
- Chilopoda Migrating in Broad Day-Light, p. 109
- F. C. Kenyon
- A Miniature Water Lily, p. 109
- H. B. Ayres
- Corn.---A Query, p. 109
- E. M. Danglade
- Rope of Maggots, p. 109
- F. M. Webster
Book-Reviews
- ----------------, pp. 109-110
- Pain, Pleasure and Æsthetics
- Henry Rutgers Marshall
- ----------------, pp. 110-111
- ----------------, p. 111
- Domestic Science
- James E. Talmage
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 576, Feb. 16, 1894
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Next Issue: Vol. 23, No. 579, Mar. 9, 1894
Front Matter (1 p.)
Some Italian "Survivals"--A "Long-House" in the Tiber Delta, pp. 113-114
- Robert H. Lamborn
[Editorial Notes], p. 115
Memorabilia Botanica, II, pp. 115-118
- Erwin F. Smith
The Botanical Landscape, pp. 118-119
- J. W. Chickering
Botany in the Schools, p. 119
- Katherine E. Golden
Some Remarkable Hot Springs and Associated Mineral Deposits in Colusa County, California, pp. 120-121
- Harold W. Fairbanks
Letters to the Editor
- The Data of Bird Flight, pp. 121-122
- Willard D. Johnson
- The Mining Building at Chicago, p. 122
- E. O. Hovey
- Petrified Eyes, p. 122
- A. R. Crook
Book-Reviews
- ----------------, p. 123
- ----------------, p. 123
- An Introduction to the Study of Petrology
- Frederick H. Hatch
- ----------------, p. 123
- The Technique of Post-Mortem Examination
- Ludwig Hektoen
- ----------------, p. 123
- Le Cuivre
- Paul Weiss
- ----------------, p. 124
- The Fauna of the Deep Sea
- Sidney J. Hickson
- ----------------, p. 124
- Physiological Practicums
- B. G. Wilder
- ----------------, pp. 124-125
- Darwimana Essays
- H. Huxley
- ----------------, p. 125
- Guide to the Study of Common Plants An Introduction to Botany
- Volney M. Spalding
- ----------------, p. 125
- Summer Birds of Green County, Pa.
- Warren Jacobs
- Bird Life in Labrador
- Winfred A. Stearns
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 577, Feb. 23, 1894
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Next Issue: Vol. 23, No. 580, Mar. 16, 1894
Front Matter (1 p.)
Current Notes on Anthropology. No. XLI, pp. 127-128
- D. G. Brinton
What Is Archæan?, p. 128
- Alfred C. Lane
[Editorial Notes], p. 129
The Progress of Astronomy in 1893, pp. 129-131
- George A. Hill
Sunspots and Meteorology, pp. 131-133
- H. A. Hazen
Autumn Coloring of Leaves, pp. 133-134
- G. W. M'cluer
The Spoken Language of Botany, pp. 135-136
- C. Michener
Letters to the Editor
- The Ling on the Pacific Slope, p. 136
- Carl H. Eigenmann
- The Native Calendar of Central America and Mexico, p. 136
- Cyrus Thomas
Book-Reviews
- ----------------, p. 136
- Nagualism. A Study in Native American Folk-Lore and History
- Daniel G. Brinton
- ----------------, pp. 136-137
- Text-Book of Comparative Geology
- E. Kayser; Philip Lake
- ----------------, pp. 137-138
- ----------------, p. 138
Notes and News, pp. 138-139
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 578, Mar. 2, 1894
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Next Issue: Vol. 23, No. 581, Mar. 23, 1894
Front Matter (1 p.)
On the Origin of Ancient Quartz Rocks, pp. 141-142
- J. F. Blake
[Editorial Notes], p. 143
The New Geological Map of Pennsylvania, pp. 143-144
- J. B. Woodworth
The Synthetical Powers of Micro-Organisms.--II, pp. 144-145
- O. Loew
Introductory Address to a Course of Lectures on Vulcanology in the R. Univ. of Naples, pp. 145-147
- H. J. Johnston-Lavis
Stereochemical Theory, pp. 147-148
- T. Proctor Hall
Book-Reviews
- ----------------, pp. 148-150
Letters to the Editor
- Earth Worms, pp. 150-151
- Charles A. Davis
- Cats Hunting Snakes, p. 151
- F. A. Hassler
- Mesabi Iron Range, p. 151
- E. P. Jennings
- Temperature in High and Low Areas, pp. 151-152
- H. A. Hazen
- Meandering Rivers in Missouri, pp. 152-153
- Arthur Winslow
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 579, Mar. 9, 1894
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Next Issue: New Series, Vol. 1, No. 1, Jan. 4, 1895
Front Matter (1 p.)
[Editorial Notes], p. 155
The Importance of Structural Details in the Study of Plants, pp. 155-156
- W. W. Rowlee
National Park Protection, p. 156
- Geo. Bird Grinnell
The Sembling of a Large Native Moth, Telea Polyphemus, pp. 156-157
- H. Garman
Is Granite Ever Metamorphic?, p. 157
- C. Callaway
The Employment of Disease-Causing Microbes for the Destruction of Field Mice, Moles and Similar Vermin, p. 158
- Gerald M'Carthy
Scientific Washington, pp. 158-159
Golden Sands of the Pacific Coast, p. 159
- Clarence M. Buel
The Self-Purification of Rivers, pp. 160-161
- Charles V. Chapin
Letters to the Editor
- Palæolithic Pottery, pp. 161-162
- Henry W. Haynes
- Mr. MacDougal and Poisoning from Cypripedium Spectabile, p. 162
- L. H. Pammel
- A Miniature Water Lily, p. 162
- Jas. M. Macoun
- The Swastika Cross, pp. 162-163
- G. Frederick Wright
- Nature Study in the Schools, p. 163
- Lucy A. Osband
- A Brilliant Aurora, p. 163
- G. E. Culver
- The Durability of the Poisonous Property of Poison Ivy, Rhus Radicans L. (R. Toxicodendron L.), p. 163
- E. E. Bogue
- A New Dicotyline Mammal from the Kansas Pliocene, p. 164
- S. W. Williston
Book-Reviews
- ----------------, pp. 164-165
- Neudrucke von Schriften und Karten über Meteorologie und Erdmagnetismus
- G. Hellmann
- No. 1. L. Reynman, Wetterbuechlein. Von Wahrer Erkenntniss des Welters, 1510
- No. 2. Blaise Pascal. Récit de la Grande Expérience de l'Equilibre des Liqueurs. Paris, 1648
- ----------------, p. 165
- Essais d'Or ci d'Argent
- H. Gautier
- Choix et Usage des Objectifs Photographiques
- E. Wallen
- ----------------, p. 165
- Some Salient Points in the Science of the Earth
- J. William Dawson
- ----------------, pp. 165-166
- Conférences Publiques sur la Photographie
- le Directeur du Conservatoire Nationale des Arts et Metiers
Notes and News, pp. 166-167
Back Matter (2 pp.)
Previous Issue: Vol. 23, No. 580, Mar. 16, 1894
Next Issue: New Series, Vol. 1, No. 1, Jan. 4, 1895