Page:Popular Science Monthly Volume 81.djvu/627

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621
THE PROGRESS OF SCIENCE

I N D E X.

NAMES OF CONTRIBUTORS ARE PRINTED IN SMALL CAPITALS.
Abilities, The Permanence of Interests and their Relation to, Edward L. Thorndike 449
Administrative Peril in Education, Joseph Jastrow 495
Agricultural Products of the United States 519
Air, Holes in the, W. J. Humphreys 50
Allegheny Observatory, The New 409
American, Descendants of Gauss, Florian Cajori 105
"Natural History, George Marcgrave, the First Student of, E. W. Gudger 250
"College, Function of, A. K. Rogers 574
Anaphylaxis, Some Aspects of, John Auer 434
Andrews, C. C., Practical Forestry explained 531
Anniversary of the Royal Society, The Two-hundred and Fiftieth 308
Arbuthnot, C. C., An Economic Interpretation of Present Politics 183
Asphalts, Trinidad and Bermudez, and their Use in Highway Construction, Clifford Richardson 19
Asphalts, Trinidad and Bermudez, and their Use in Highway Construction, Clifford Richardson 170
Auer, John, Some Aspects of Anaphylaxis 434

Basil Valentine: A Seventeenth-century Hoax, John Maxson Stillman 591
Bauer, John, Rising Prices and the Public 564
Bees which visit only One Species of Flowers, John H. Lovell 197
Bermudez, and Trinidad, Asphalts, and their Use in Highway Construction, Clifford Richardson 19
Bermudez, and Trinidad, Asphalts, and their Use in Highway Construction, Clifford Richardson 170
Boss, Lewis 618
Botanical Excursion, A Round the World, Charles J. Chamberlain 417
British Association, Address of the President 414
Britton, W. E., The Role of the House Fly and Certain Other Insects in the Spread of Human Diseases 36
Brues, Charles T., Insects as Agents in the Spread of Disease 537

Cajori, Florian, Gauss and his American Descendants 105
"The Evolution of the Dollar Mark 521
Calendar, Reforming the, Oberlin Smith 582
Cannon, W. A., Some Features of the Root Systems of the Desert Plants 90
Cannon, W. B., A Consideration of the Nature of Hunger 291
Carlton, Frank T., History-making Forces 349
Carnegie Foundation for the Advancement of Teaching, Activities of 102
"Chamberlain, Charles J., A Round the World Botanical Excursion 417
China's Great Problem, Thomas T. Read 457
Cold Storage Problems, P. G. Heinemann 153
Cole, Leon J., The Relation of Eugenics to Euthenics 475
College, American, Function of the, A. K. Rogers 574
Color, Hair, and Genius, Charles Kassel 284
Commission Government, The Real Problem of, Oswald Ryan 275
Congresses, International Scientific, meeting in America 412
Conservation Problem, The World 's Most Important, Stewart Paton 163
Cooperative Engineering Course of the University of Cincinnati 100
Cotton Goods, Permanent Fireproofing of, William Henry Perkin 397

Death Rate, Decreasing, and Vital Statistics 617
Dedication of New Allegheny Observatory 409
"of the New York State Education Building 517
Descendants, American, of Gauss, Florian Cajori 105
Desert Plants, Some Features of Root Systems, W. A. Cannon 90
"Rubber Plant, the Guayule, F. E. Lloyd 313
Disease, Human, the Role of the House Fly in the Spread of, W. E. Britton 36
"Hookworm, Eradication of 205
"Insects as Agents in the Spread of, Charles T. Brues 537
Dollar Mark, Evolution of, Florian Cajori 521

Economic, Interpretation of Present Politics, C. C. Arbuthnot 183
"Orthodoxy, the Revival of, S. M. Patten 246