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Science, New Series, Vol. 54, No. 1385, Jul. 15, 1921


Previous Issue: New Series, Vol. 54, No. 1384, Jul. 8, 1921
Next Issue: New Series, Vol. 54, No. 1386, Jul. 22, 1921


Front Matter (1 p.)
The Responsibility of the Biologist in the Matter of Preserving Natural Conditions, pp. 39-43
F. B. Sumner

The National Geographic Society Completes Its Gifts of Big Trees, pp. 43-44
Meeting of the Executive Committee of Sigma XI, p. 45
Henry B. Ward

Berkeley Meeting of the Pacific Division of the American Association for the Advancement of Science, pp. 45-48


Scientific Events
John Harper Long, pp. 48-49
W. Lee Lewis
The School of Engineering of Princeton University, p. 49
The Rockefeller Institute for Medical Research, pp. 49-50


Scientific Notes and News, pp. 50-52
University and Educational News, pp. 52-53


Discussion and Correspondence
An Analogy between the Theories of Natural Selection and Electrolysis, p. 53
Carl Barus
National Temperament in Scientific Investigations, pp. 53-54
J. W. Clawson; R. D. Carmichael


Special Articles
The Prediction of the Physiological Action of Alcohols, p. 55
Oliver Kamm


The American Chemical Society, pp. 56-58
Charles L. Parsons

Previous Issue: New Series, Vol. 54, No. 1384, Jul. 8, 1921
Next Issue: New Series, Vol. 54, No. 1386, Jul. 22, 1921



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