Vlll 



SCIENCE 



C Contents a 

 Index. 



Cajori, 163; F. E. Brasch, 315; Agency for 

 Popularization of, E. E. Slosson, 321; and 

 Community Trusts, E. M. Yerkes, 527 

 Scientific, Notes and News, 17, 39, 70, 88, 113, 134, 

 160, 185, 210, 232, 254, 282, 303, 329, 360, 382, 

 410, 434, 455, 483, 498, 514, 531, 553, 571; 

 Events, 37, 68, 85, 111, 131, 157, 182, 207, 229, 

 252, 279, 301, 327, 356, 380, 407, 431, 454, 481, 

 495, 512, 529, 552, 569; Books, 119, 165, 189, 

 215, 237, 259, 288, 310, 335, 367, 389, 416, 441, 

 458, 486, 501, 517, 536; Publications and Post- 

 offices, H. E. Cleland, 180; Lectures at Minne- 

 sota, 183; Basis of Science Teaching, E. E. 

 Downing, 250; Legislation, 357; Organization, 

 440 

 Scienziati Italiani, L. C. Kakpinski, 237 

 Sears, P. B., Variation in Taraxacum, 189; Vege- 

 tation Mapping, 325 

 Sedgwick, Professor, Public Health Work of, G. 



C. Whipple, 171 

 Senstius, M. W., Cost of German Publications, 



333 

 Sex in SchistosomidiE, W. W. Cort, 226 

 Sheldon, P., New Dike near Ithaca, N. Y., 20 

 Shelfoed, V. E., National Parks, 431 

 Showalter, a. M., Chromosomes of Conocephalum 



conieum, 333 

 Shupeldt, E. W., Nelson E. Wood, 67 

 Shull, a. F., Amer. Soe. of Naturalists, 95 

 Sigma Xi at University of Pennsylvania, 68 

 Slocum, p., and J. E.' Smith Aurora of May 14, 



1921, 515 

 Slonaker, J. E., Device for giving Anfesthetics, 75 

 Slosson, E. E., Agency for the Popularization of 

 Science, 321; Medals of the National Acad, of 

 Sci., 478 

 Smiley, P. J., Western Soc. of Naturalists, 522 

 Smith, J. E., and P. Slocum, Aurora of May 14, 



1921, 515 

 Smyth, C. H., Jr., J. M. Clark and E. Euede- 



MANN, Henry Piatt Gushing, 510 

 Soil Color Standards, J. G. Hutton, 164; Acidity 



and Chemical Phenomena, H. A. Noyes, 539 

 Spaeth, E. A., Health of the Industrial Worker, 



536 

 Special Articles, 23, 47, 75, 94, 120, 141, 167, 190, 

 216, 238, 261, 290, 314, 339, 368, 391, 418, 444, 

 460, 487, 503, 518, 539, 5.57, 575 

 Star, Time Observations, W. J. Fisher, 94; Di- 

 ameters, K. Burns, 556 

 Static Atom, I. Langmuir, 290 

 Stebbins, J., Amer. Astron. Soc, 193 

 Steindachner, Franz, D. S. Jordan, 68; H. W. 



Wiley, 486 

 Stevens on Diseases of Economic Plants, M. T. 



Cook, 502 

 Stockwell, John Nelson, C. S. Howe, 35 

 Stratton, S. W., Edward Bennett Eosa, 569 

 Subepithelial Glycogen Cells in Embryo, F. W. 



Ellis, 418 

 Sumario Compendioso of Brother Juan Diez, 6. A. 



Miller, 458 

 Surveying from the Air, E. L. Jones, 308 

 Swine, Ovarian Cycle, G. W. Corner, 420 

 Synehronal Flashing of Fireflies, 0. A. Eeinking, 

 485 



Tales, Thrice-told, E. W. Wood, 42; T. C. Men- 



denhall, 137;, J. Wright, 138; A. McAdib, 



259; W. W. Campbell, 311; S. G. Barton, 364 

 Taraxacum Variation in, P. B. Sears, 189 

 Technical Study at Oberlin College, M. M. Met- 



calf, 117 

 Terrestrial Life with the Coals of N. France, C. 



Schuchert, 367 

 Thomson, E., Eecent Auroras, 534 

 Thorndike, E. L., Letters of William James, 165 

 Thorndike, L., Washington Conference on the 



History of Science, 122 

 Tropical Medicine, American Journal of, 231 

 Tuberculosis, Professor Calmette on a Vaccine for, 



131 

 TuGMAN, O., Newspaper Science, 389 

 Twins and Triplets, Eelative Numbers of, C. Ze- 



leny, 262 



■University and Educational News, 19, 41, 73, 90, 

 116, 137, 163, 187, 211, 235, 257, 286, 304, 332, 

 363, 386, 411, 437, 456, 484, 499, 515, 534, 555, 

 573 



Vegetation Mapping, P. B. Sears, 325 

 Vienna Museum, Publications of the, D. S. Jordan, 

 214 



Waksman, S. a., and Jopfe, J. S., Acid Produc- 

 tion by Bacterium, 216 

 War and Population, R. Pearl, 120 

 Ward, H. B., Conservation of Game, 288 

 Washington H. S. Meteor Fall in the Atlantic, 



90 

 Washington Academy of Sciences, 87 

 Watson, F. R., Knipp 's Singing Tube, 393 

 Weaver on Eoot Development, B. E. Livingston, 



335 

 Webster, A. G., Adjustable Embouchure, 188; 



Galileo and Wood, 212 

 Welsh, F. E., Crows and Starlings, 485 

 Wheeler, W. M., Organization of Eesearch, 53 

 Wherry, E. T., Kraus and Hunt's Mineralogy, 215 

 Whipple, G. C, Public Health Work of Professor 



Sedgwick, 171 

 WiELAND, G. E., Paleobotany as viewed by two 



Geologists, 437 

 Wilder, H. H., Anthropometric Measurements, 20 

 Wilder, H. H., Laboratory Manual of Anthro- 

 pometry, G. G. MacCurdy, 288 

 Wiley, H. W., Franz Steindachner, 486 

 Wisconsin Acad, of Sci., Medallion of, 571 

 Wood, Nelson E., E. W. Shupeldt, 67 

 Wood, E. W., Thrice-told Tales, 44 

 Woods, A. P., Future of Agricultural Science, 27 

 Wright, G. P., Preglacial Outlet of Lake Erie, 286 

 Wright, J., Plagiarisms, 402 



Y-chromosome in Mammals, T. S. Painter, 503 

 Yale University, Museum and Collections, 409 

 Yellow Fever, Minnows as Eradicators of, 432 

 Yerkes, R. M., Eelations of Psychology to Medi- 

 cine, 106; Science and Community Trusts, 527 

 Youngken's Pharmaceutical Botany, H. H. M. 

 Bowman, 189 



Zeleny, C., Eelative Numbers of Twins and Trip- 

 lets, 262 

 Zoologists, Amer. Soc. of W. C. Allee, 97 

 Zoology, Section F— , H. V. Neal, 76 



