INDEX 
719 
Eye-defects, transmission of (Guyer and 
vSmith), 135. 
Fermat's Theorem (Vandiver), 266, 416. 
Fertilization, selective (Jones), 66. 
Fertilizer experiments (Lipman and Lin- 
hart), 684. 
Fever reduction (Barbour and Herrm.ann), 
136. 
FlExner, S. Fncephalitis and Polio- 
myelitis, 103. 
Fluorescence (Nichols and Wilbur), 693. 
Foley, A. L. A Photographic Method of 
Finding the Instantaneous Velocity 
of Sound Waves at Points Near the 
Source, 310. 
Fossil plants (Berry), 333. 
Fricke, H., see Duane, W., 607. 
Fries, J. A., see Armsby, H. P., 263. 
Functionals, invariance of (Barnett), 200. 
Furnace spectra (King), 63, 65. 
Furnace, tube resistance (King), 701. 
Ganglia, cervical (Meltzer), 532. 
Gas, specific heat (Webster), 303. 
Genes, order of (Morgan et al.), 162 (Metz) 
164. 
Geometrical Products (Moore and Phil- 
lips), 135. 
Geaser, R. W. The Effect of the Con- 
centration of Nitrates on the Re- 
ducing Powers of Bacteria, 273. 
Globulin, isoelectric point (Cohn), 256. 
GoDDARD, R. H. The Possibilities of the 
Rocket in Weather Forecasting, 493. 
Gravitational theory (Eisenhart), 679. 
Gravity, measurement of (Barus). 495, 
498. 
Gregory, H. E., see Cross, W., 706. 
Gregory, W. K. Restoration of Camara- 
saurus and Life Model, 16. 
Gronwall, T. H. On the Distortion 
in Conformal Mapping when the 
Second Coefficient in the Mapping 
Function has an Assigned Value, 300. 
. Conformal Mapping of a Family 
of Real Conies on Another, 312. 
Groups of operators (Miller), 70. 
Groups, structure of (Zeldin), 541. 
Growth influenced by cold (Coville), 434. 
Guinea-pigs, piebald pattern (Wright), 
320. 
Guyer, M. F., and Smith, E. A. Trans- 
mission of Eye-Defects Induced in 
Rabbits by Means of Lens-vSensi- 
tized Fowl-Serum, 135. 
Hall, E. H. Inferences from the Hypo- 
thesis of Dual Electric Conduction; 
the Thomson Effect, 139. 
. The Thomson Effect and Ther- 
mal Conduction in Metals, 613. 
Hardy, A. C. A Study of the Persist- 
ence of Vision, 221. 
Harkins, W. D., and Ewing, D. T. An 
Apparent High Pressure Due to 
Adsorption, the Heat of Adsorption 
and the Density of Gas-Mask Char- 
coals, 49. 
Harkins, W. D. The Ionization of 
Strong Electrolytes, 601. 
Hawaiian Islands, Weather Bureau (Cross 
et al), 706. 
Heat production in platinum black 
(Loeb), 107. 
HechT, S. Human Retinal Adaptation, 
112. 
Hemato-respiratorv functions (Hender- 
son), 62. 
Henderson, Y. The Adjustment to the 
Barometer of the Hemato-Respira- 
tory Functions in Man, 62. 
Heredity and environment (Wright), 320. 
Heredity in man (Laughlin), 235. 
Herrmann, J. B., see Barbour, H. G., 136. 
Hickman, C. N., see Thompson, L. T. E., 
169. 
High-tension D. C. (Webster), 269. 
Hill, A. J., see Johnson, T. B., 290. 
Hitchcock, F. L. A Thermodynamic 
Study of Electrolytic Solutions, 186. 
HoNEij, J. A., see Underhill, F. P., 79. 
Hormones dependent on vitamines 
(Dutcher), 10. 
Horns, experiments on (Webster), 316. 
HoYT, F. C. The Intensities of X-Rays 
of the L-Series, III. Critical Poten- 
tials of the Platinum and Tungsten 
Lines, 639. 
Hybrids in Crepis (Babcock and Col- 
lins), 670. 
Hydrogen-ion concentration in the intes- 
tine (McClendon), 690. 
Hydrogen, negative carriers in (Loeb), 435. 
Hyperplasia of nerve centers (Detwiler), 
96. 
Influenza (Underhill et al), 692. 
Intensifier for telescope (Shapley), 127. 
Interference methods in astronomy (Mi- 
chelson), 474. 
Interferometer, vertical (Michelson), 473. 
Interferometric methods (Barus), 498. 
International Astronomical Union (Camp- 
bell and Stebbins), 349. 
International Research Council (Camp- 
bell), 340. 
Intestinal flora (Cheplin and Rettger), 
423, 704. 
Intestine, hydrogen-ion concentration in 
(McClendon), 690. 
Invariance of functionals (Barnett), 200. 
Involutions on a cubic (McDonald), 702. 
Ions, negative, in H2 and N2 (Loeb), 435. 
Ionization of solutions (Noyes and Mac- 
hines), 18. 
Ions, mobility (Blackwood), 253. 
Isothiocyanates (Johnson et al.), 290, 
Jersey cattle (Pearl), 225. 
Johnson, T. B., Hill, A. J., and Kelsey, 
E. B. Alkyl Amides of Isothio- 
cyanacetic Acid, 290. 
