INDEX 
757 
Partial differential equations (Green), 209. 
Patterson, S. W., see Pearl, R., 58. 
Pearl, R. On the Effects of Feeding 
Pituitary Body (Anterior Lobe) Sub- 
stance, and Corpus Luteum Substance 
to Growing Chicks, 50. 
. The Effect of Parental Alcoholism 
(and Certain Other Drug Intoxica- 
tions) upon the Progeny in the Domestic 
Fowl, 380. 
. Some Effects of the Continued Ad- 
ministration of Alcohol to the Domestic 
Fowl, with Special Reference to the 
Progeny, 675. 
Pearl, R., and Patterson, S. W. On the 
Degree of Inbreeding which Exists in 
American Jersey Cattle, 58. 
Pease, F. G. The Rotation and Radial 
Velocity of the Spiral Nebula N. G. C. 
4594, 517. 
Pecos, N. M., archeological explorations 
(Kidder), 119. 
Periodic system of elements (Harkins), 216. 
Permeability, new determinations (Brooks), 
569. 
Per:rine, C. D. On Some Relations Be- 
tween the Proper Motions, Radial Ve- 
locities, and Magnitudes of Stars of 
Classes B and A, 289. 
. Asymmetry in the Proper Motions 
and Radial Velocities of Stars of Class 
B and Their Possible Relation to a Mo- 
tion of Rotation, 292. 
. An Apparent Dependence of the Apex 
and Velocity of Solar Motion, as De- 
termined from Radial Velocities, upon 
Proper Motion, 376. 
Personal equation and steadiness of judg- 
ment (Harris), 65. 
Petroleum shales, fossil algae (Davis), 114. 
Philippine Islands, petrography of (Iddings 
and Morley), 531. 
Phosphate deposits in Canada (Adams and 
Dick), 62. 
Phosphorescence of uranyl salts (Nichols), 
328. 
Phosphorous, geologic r6Ie of (Blackwelder), 
490. 
Photo-electric effects (Millikan and Souder), 
Photo-electric phenomena, quantum rela- 
tions (Millikan), 78. 
Photography, monochromatic, of Jupiter and 
Saturn (Wood), 109. 
PiLSBRY, H. A. Mid-Pacific Land Snail 
Faunas, 429. 
Pituitar>- body, fed to chicks (Pearl), 50. 
Planetary nebula, rotations of a (Campbell 
and Moore), 129. 
Planetary nebulae, relative motions (Camp- 
bell and Moore), 566. 
Planets, albedo of (Russell), 74. 
Point sets (Coble), 244, 530, 575. 
Point sets on cubic curves (White), 339. 
Polarity of egg of Crepidula (Conklin), 87. 
Polypeptide-hydantoins (Johnson), 69. 
Porter, M. B. On a Theorem of Lucas, 
247. 
. Note on Lucas' Theorem, 335. 
Postulates for analysis situs (Moore), 270. 
Postulates for cyclic order (Huntington), 
630. 
Pottery, Pecos, N. M. (Kidder), 119. 
Pottery, Venezuelan (Spinden), 325. 
Pottery, Zuni (Kroeber), 42. 
Projective geometry, integral invariant 
(Wilczynski), 248. 
Pronephros, removal in amphibian embryo 
(Howland), 231. 
Proper motion, dependence of solar apex 
and motion on (Perrine), 376. 
Proper motions, radial velocities and mag- 
nitudes of A and B stars (Perrine), 289, 
292. 
Protein, action of alkali in production of 
(Falk), 557. 
Protoplasm, permeability to salts (Brooks), 
569. 
Protoplasm, similarity to gelatine (Fenn), 
539. 
Pyranometer (Abbot and Aldrich), 333. 
Quanta of characteristic X-rays (Webster), 
90. 
Quantum relations in photo-electric phe- 
nomena (Millikan), 78. 
Radial velocities, proper motions, and mag- 
nitudes of A and B stars (Perrine), 
289, 292. 
Radiation, instrument for measuring sky 
(Abbot and Aldrich), 333. 
Radio-lead, density of (Richards and Wads- 
worth), 505, 694. 
Reaction-system relations, hereditary (Clau- 
sen and Goodspeed), 240. 
Regeneration rates, effect of successive re- 
moval on (Zeieny), 487. 
Regeneration rates in new and old tissue 
(Zeieny), 484. 
Relationship, terms of, and social organiza- 
tion (Michelson), 297. 
Report of the Annual Meeting, 300. 
Report of the Autumn Meeting, 744, 
Report on land slides of Panama Canal, 193. 
Research Council, see National. 
Research grants, 307, 743. 
Rice, M., see Hull, A. W., 265. 
Rhizophora (Bowman), 685. 
Richards, T. W., and Wadsworth, C, 3rd- 
Density of Radio-Lead from Pure Nor- 
wegian Clevite, 505. 
. Further Study of the Atomic Weight 
of Lead of Radioactive Ongin, 694. 
Roberts, W. A., see Harkins, W. D., 598. 
., see Harkins, W. D., 642. 
Rocks, igneous of Japan (Iddings and Mor- 
ley), 450. 
Rocks, Pre-Cambrian, of Black Hills (Paige), 
113. 
Rocks, relation of chemistry to organic 
metabolism (Washington), 623. 
