Aboriginal Population of California, A. L.

KROEBER, 162.

Accidents Due to Eye Defects, 324.

Acoustical Notes, C. K. WEAD, 467.

Acquisitive Instinct, W. D. JOHNSTON, 662.

ADAMS, J. F., and T. F. MANNS, Fungi Internal

of Seed Corn, 385.

Aerial Observations, of Earthquake Rifts, B.

WILLIS, 266; of Physiographic Features, D.

JOHNSON, 435.

Agar, the Use of, L. S. WEATHERBY, 221.
Agricultural Research, R. W. THATCHER, 613.
Agriculture, International Institute of, 86; Cap-
illary Phenomenon in, J. ALEXANDER, 74; Tilth
in, L. S. FRIERSON, 193.

Alaska, Map of, 456.

"Albatross," the Steamer, 512.

Albinism in the Black Bear, P. C. STANDLEY, 74.
Alcohols, Physiological Action of, O. KAMM, 55.
ALEXANDER, J., Bechhold's "Capillary Phenome-
non" in Agriculture, 74.

Allen, Joel Asaph, H. E. ANTHONY, 391.

Alsberg, Dr., and the Bureau of Chemistry, 244.

Ambystoma tigrinum, R. J. GILMORE, 13.

American, Association for the Advancement of

Science: Berkeley Meeting, 45; Southwestern

Division, 352; Toronto, 352, 493, 576, 597, 605,

623, 625, 641; Booklets, 149; Grants for Re-
search, 511; Section H-Anthropology, E. A.
HOOTON, 98; Section C-Chemistry, Chemistry
in the United States, B. F. LOVELACE, 139;
Pacific Division, Whose Business Is the Public
Health, F. P. GAY, 159; Languages North of
Mexico, A. E. SAPIR, 408; Scientific Literature
for Foreign Countries, H. D. BARKER, 250.

Americanists, International Congress of, A.

HRDLICKA, 577.

ANTHONY, H. E., Joel Asaph Allen, 391.

Anthropology in Medicine, R. B. BEAN, 371.

Aphid Eggs,, A. C. BAKER, 133.

Arca lithodamus Sowerby, C. J. MAURY, 516.

Archives de Biologie, R. A. BUDDINGTON, 603.

ARTHUR, J. C., Sturtevant's Notes on Edible

Plants, 437.

Artificial Nerve, R. A. SPAETH, 360.

Astronomical, Meeting at the Potsdam Astronom-

ical Observatory, 415; Society, American,

J. STEBBINS, 440.

AUB, J. C., Physiology and Biochemistry in Medi-

cine, J. J. R. MacLeod, 577.

Aurora, of May 14, 1921, A. E. DOUGLASS, 14;
At the Lowell Observatory, 183; Of September,
1921, C. F. BROOKS, 329; Electrical Effect of
the, F. SANFORD, 637.

Auroral Displays, H. D. CURtis, 301.

BABCOCK, E. B., Gregor Mendel and Scientific
Work at Brunn, 275.

Bacteria in the Amer. Permian, R. L. MOODIE, 194.

Bacteriology, Dyes for, 224.

BAEKELAND, L. H., The Engineer; Human and
Superior Direction of Power, 417.

BAKER, A. C., Embryos of Aphid Eggs, 135.

Baker, F. C., The Pleistocene, W. H. DALL, 606.

Bamboo Grove, American, 624.

BARKER, H. D., American Scientific Literature for

Foreign Countries, 250.

BARTSCH, P., Morse on Gasteropods, 379.

BARUS, C., Theories of Natural Selection and

Electrolysis, 53; Pneumatic Paradox, 155.

BAXTER, G. P., and A. F. SCOTT, Atomic Weight

of Boron, 524.

BEAN, R. B., Anthropology in the Medical Cur-

riculum, 371.

BECKER, A. L., and R. A. SAWYER, Enhanced Line

Spectra, 305.

Big Trees, Gift of Nat. Geog. Soc., 43.

Biologist, Responsibility of the, F. B. SUMNER, 29.

Biologie, Archives of, R. A. BUDDINGTON, 603.

Biology, Club of the Ohio State University, 243;

American, 269; in South China, 374.

BISHOP, S. C., The Temple Hill Mastodon, 170.

BOLTON, T. L., The Metric System, 275.

Boron, Atomic Weight of, G. P. BAXTER and

A. F. SCOTT, 524.

Botany at the Toronto Meeting, R. B. WYLIE, 576.

BRADFORD, S. C., Liesegang's Rings, 463.

BRASCH, F. E., Bibliography of Relativity, 303.

BRIDGES, C. B., Triploid Intersexes in Drosophila

melanogaster, 252.

BRIMLEY, C. S., N. C. Acad. of Sci., 80.

British Association, Edinburgh Meeting of, 87;

Address of the President, T. E. THORPE, 231,

257.

BROOKS, C. F., The Grand Aurora of 1921, 329.

Bruchmann, Professor H., D. H. CAMPBELL, 67.

Bryophyllum, The Polar Character of Regenera-

tion in, J. LOEB, 521.

BUDDINGTON, R. A., Archives de Biologie, 603.

BULL, A., Polarization of Sound, 202.

BURMASTER, E. R., Chert Pits at Coxackie, 221.

BURR, F. F., The Teaching of Science, 464.

Calculator for Gas-Chain Voltage, P. E.

KLOPSTEG, 153.

California, Acad. of Sci., 1921 Institute of Tech-

nology, 119.

CAMPBELL, D. H., Professor H. Bruchmann, 67.

CAMPBELL, W. W., Prof. Newcomb's Logic, 113.

Canada, Royal Society of, 229.

Cannonball Lance Formation, W. D. MATTHEW,

27.

CARMICHAEL, R. D., National Temperament in

Scientific Investigations, 54; The Order of

Nature, 631.

CASTLE, W. S., Blending Inheritance, 96, 223;

More Linked Genes in Rabbits, 634.

Ceramic Investigations, 243.