INDEX 
759 
Squier, CO., Scientific Research for Na- 
tional Defense as Illustrated by the 
Problems of Aeronautics (abstract), 740. 
St. John, C. E. The Situation in Regard 
to Rowland's Preliminary Table of 
Solar Spectrum Wave-Lengths, 226. 
. On the Suggested Mutual Repulsion 
of Fraunhofer Lines, 458. 
Star classes, two of M type (Adams), 157. 
Star clusters, magnitudes in (Shapley), 12, 
15, 525. 
Star colors, method for determining (Seares), 
521. 
Star streaming, for helium type (Boss), 214. 
Stark effect for lithium and calcium (Howell), 
528. 
Starkweather, H. W., see Baxter, G. P., 
718. 
Stars, Cepheid variables (Shapley), 132, 
208; (Adams and Shapley), 136. 
Stars of classes B and A (Perrine), 289, 292. 
Stellar evolution, sequence of spectral types 
(Shapley), 15. 
Stellar spectra, eight variable (Shapley), 208. 
Steric hindrance (Lewis), 586. 
Stewart, T. D., see Tolman, R. C, 189. 
Stimulation, nature of mechanical (Oster- 
hout), 237. 
Substitution group, transitivity (Miller), 61. 
Sugar content of blood, effect of morphin 
on (Kleiner and Meltzer), 369. 
Sun, minute structure of atmosphere (Hale 
and Ellerman), 102. 
Surface, F. M. On the Inheritance of 
Certain Glume Characters in the Cross 
Avena Fatua X A. Saliva var. Kher- 
son, 478. 
Surface-tension theory of feeding of Ameba 
(Mast and Root), 188. 
Surface-theory (W'lson and Moore), 273. 
Surface-theory, Ribaucour transformations 
(Eisenhart), 173. 
Taber, S. The Origin of Veins Asbestiform 
Minerals, 659. 
Temperature coefficient of life (Loeb and 
Northrop), 456. 
Tentacles of sea-anemones (Parker), 438. 
Terrestrial magnetism and solar radiation 
(Bauer), 24. 
Thermometer scale, new (McAdie), 670. 
Tin, atomic weight (Baxter and Stark- 
weather), 718. 
Tissues, rates of regeneration (Zeleny), 484, 
487. 
Titus, E. G., see Parker, G. H., 339. 
Tolman, R. C, and Stewart, T. D. The 
Electromotive Force Produced by the 
Acceleration of Metals, 189. 
Transformations of Ribaucour, deformed 
(Eisenhart), 173. 
Transitivity of a substitution group (Miller), 
61. 
Trelease, W. The Oaks of America, 626. 
Treubia insignis Goebel (Campbell), 30. 
Trigonometric series (Hardy and Little- 
wood), 583. 
Trilobites, Cambrian (Walcott), 101. 
Trilobites, median eye in (Ruedemann), 
234. 
Unit-characters (Castle), 252. 
Upper Cretaceous deposits of the Middle 
Atlantic Coast (Clark, Berry, and 
Gardner), 181. 
Upper Cretaceous floras (Berry), 186. 
Uranyl salts, phosphorescence of (Nichols), 
328. 
U. S. National Museum, anthropological 
explorations (Hrdlicka), 32. 
VAN Maanen, a. Preliminary Evidence of 
Internal Motion in the Spiral Nebula 
Messier 101, 386. 
Vaughan, T. W. The Results of Investiga- 
tions of the Ecology of the Floridian 
and Bahaman Shoal-Water Corals, 95. 
Venezuela, archaeology of (Spinden), 325. 
Vertebrates, rise of air-breathing (Barrell), 
499. 
Wadsworth, C, 3d., see Richards, T. W., 
505. 
., see Richards, T. W., 694. 
Walcott, CD. Cambrian Trilobites, 101. 
Washington, H. S. An Apparent Corre- 
spondence between the Chemistry of 
Igneous Magmas and of Organic 
Metabolism, 623. 
Wave-length in solar spectrum (St. John), 
226. 
Webster, D. L. The Emission Quanta of 
Characteristic X Rays, 90. 
Wells, R. C, see Larsen, E. S., 360. 
White, H. S. A Variable System of Sevens 
on Two Twisted Cubic Curves, 337. 
White's Porism (Coble), 530. 
WiLCZYNSKi, E. J. Interpretation of the 
Simplest Integral Invariant of Pro- 
jective Geometry, 248. 
WiLLiSTON, S. W. Sphenacadon Marsh, A 
Permocarboniferous Theromorph Rep- 
tile from New Mexico, 650. 
Wilson, Edmund B. The Distribution of 
the Chondriosomes to the Spermatozoa 
in Scorpions, 321. 
Wilson, Edwin B. Theory of an Aeroplane 
Encountering Gusts, 294. 
Wilson, E. B., and Moore, C. L. E. A 
General Theory of Surfaces, 273. 
WiNNiNGHOFF, W. J., See Kcyes, F. C, 342. 
WissLER, C The Genetic Relations of 
Certain Forms in American Aboriginal 
Art, 224. 
Wood, R. W. Monochromatic Photogra- 
phy of Jupiter and Saturn, 109. 
