SCIENCE 



Tatlok, W. E., Organization of Heterotypic 



Chromosomes, 635 

 Technical Journals, Financial Support of, C. S. 



Gagee, 633 

 Tetany, Control and Cure of Parathyroid, A. B. 



liucKHAKDT and P. J. EoSENBLOOM, 48 ; Acute 



Parathyroid, A. B. Luckhardt and J. Blumen- 



STOCK, 257 

 Textile Eesearch Institute, 13 

 Thatcher, L. E., Spermatogenesis of Garter 



Snake, 372 

 Thomas, E. T., Craterlets in East Central Arkan- 

 sas, 20 

 TiprANY, L. H., Algal Statistics gleaned from 



Gizzard Shad, 285 

 Tin, Isotopes of, 19 

 Tingitidie or Tingidae, W. J. Holland, 334, 535; 



H. M. Parshley, 449, 754; A. C. Baker, 603 

 Tobacco, Chlorosis of, W. W. Garner, J. E. Mc- 



MuKTREY and E. G. Moss, 341 

 Tortugas Laboratory, Eesearch at, A. A. 



SCHAErFER, 468 

 TowNSEND, C. H., Swordfish, 18 

 Traffic Systems, Colors for, 652 

 Trees, Effects of Copper Wire on, G. B. EiGO, 687 

 Trttog, E., Feeding Power of Plants, 294 

 Tuberculosis, Death Eate from, A. C. Abbott, 387 

 Tucker, E. H., Changes of Latitude, 555 

 Twelve-Hour Shift, 326 

 Tyler, Ansel Augustus, H. B. Ward, 37 



United States Fundamental Standards of Length 

 and Mass, T. C. Mendenhall, 377 



University, and Educational Notes. 17, 43, 75, 

 107, 143, 167, 194, 225, 249, 278, 307, 334, 364, 

 387, 416, 447, 477, 511, 534, 570, 602, 632, 659, 

 686, 715, 750; Stanford, 100; Johns Hopkins, 

 161; Buffalo, Installation of ChauceUor, 443; 

 Lehigh, Installation of President of, 473 ; Col- 

 orado, Mountain Laboratory, Dedication of, 

 162; Pennsylvania, 39; Yale, 382, 472; Idaho, 

 Sigma Xi at, 598 ; Wyoming, and Dr. Nelson, 

 680; Wisconsin, 711. 



Vacuum Tube Amplifier, E. H. Johnson, 449; 



Gravitation Needle, C. Bartis, 452 

 Vallisneria, Sperms of, R B. Wylie, 422 

 Van Name, W. G., Menace to National Parks, 705 

 Vauxite, S. G. Gordon, 50 

 Veblen, Q., Analysis Situs, H. L. Eietz, 575 

 Ventilating Code of American Society of Heating 



and Ventilating Engineers, 220 

 Vital Statistics, French, 187; of German cities, 



301 



Vitamines, Balancing Dietaries with Eespect to, 

 H. H. Mitchell, 34 



Walker, K. C, Bibliography and Eesearch, 418 

 Wansek, H. M., Photoperiodlsm of Wheat, 313 

 Ward, IL B., Ansel Augustus Tyler, 37 

 Water, Culture Experimentation, W. F. Gericke, 



421; Fall, P. E. M. Matthes, 75 

 Waters, C. E., Chemical Spelling Match, 603 

 Weathering under Constant Conditions, H. F. 



Cleland, 660 

 Weber, Professor Max, 746 

 Webster, A. G., Bureau of Standards, 170 

 Weights and Measures, Conference on, 232 

 Welch, W. H., Bryn Mawr College and Higher 



Education of Women, 1 

 Welles, C. G., Bacterial Plant Diseases in Phil- 

 ippine Islands, 18 

 Weymouth, F. E., Conservation of Waters of 



Colorado Eiver, 59 

 Whale Shark in Atlantic Ocean, E. W. Gudger, 



251 

 Wheat, Photoperiodism of, H. M. Wanser, 313 ; 



Atmospheric Nitrogen, C. B. Lipman and J. K. 



Taylor, 605 

 Whither? M. .Fischer, 405 

 Whitney, M., Depletion of Soils, 216 

 Wiley, H. W., Howard on Chemical Spelling, 514 

 Willis, B., Geology of Colorado Eiver Basin, 177 

 Willson, Eobert Wheeler, Scientific Work of, 



M. H. D., 651 

 Winter Cycle in Fowl, J. A. Harris and H. R. 



Lewis, 230 

 Wireless Telephony and Agriculture in France, 70 

 WOLKOFP, M. I., Life of Eussian Professors, 144 

 Women, Higher Education of and Bryn Mawr 



College, 'W. H. Welch, 1 

 Woodward, E. S., Alfred Goldsborough Mayor, 68 

 Work Periods, 327 

 Wylie, E. B., Sperms of Vallisneria, .422 



X-Eays, A. E. Olson, 231; Extension of, into 

 Ultraviolet Spectrum, O. Stuhlman, Jr., 344; 

 CrystaUometry, L. W. McKeehan, 757 



Yerkes, E. M., Hornaday 's Minds and Manners 



of Wild Animals, 604 

 Yolk Sac, Human, L. B. Arey, 75 



Zeitsehrift fiir Praktisclie Geologie, 597 



ZoN, E., American Literature for Eussia, 311 



Zoogeography, E. E. Dunn, 336 



Zoological, Nomenclature, C. W. Stiles, 690; 



Society of London, Aquarium of, 220 

 Zoologists, American Society of, 507 

 Zostera JIarina, W. A. Setchell, 575 



