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Science, New Series, Vol. 52, No. 1339, Aug. 27, 1920


Previous Issue: New Series, Vol. 52, No. 1338, Aug. 20, 1920
Next Issue: New Series, Vol. 52, No. 1340, Sep. 3, 1920


Front Matter (1 p.)
The Temperature Interval in the Geographical Distribution of Marine Algæ, pp. 187-190
William Albert Setchell

A Third Capture on the Florida Coast of the Whale Shark, Rhineodon Typus, pp. 191-192
E. W. Gudger


Scientific Events
The Spawning Grounds of the Eel, p. 192
Agricultural Work at the University of Nanking, pp. 192-193
All-American Conference on Venereal Diseases, pp. 193-194
Dye Division of the American Chemical Society, p. 194
R. Norris Shreve
The Federated American Engineering Societies, pp. 194-195


Scientific Notes and News, pp. 195-197
University and Educational News, pp. 197-198


Discussion and Correspondence
Methods Used in the Study of Soil Alkali, pp. 198-200
F. S. Harris
The Rôle of Psychological Factors in Digestion, pp. 200-201
J. R. Kantor
A Sidewalk Mirage, p. 201
F. W. McNair


Scientific Books
----------------, pp. 201-202
Helmets and Body Armor in Modern Warfare
Bashford Dean
Review author[s]: Dwight Franklin


Special Articles
Decomposition of Hydrogen Peroxide by Organic Compounds and Its Bearing on the Catalase Reaction, pp. 202-204
Sergius Morgulis; Victor E. Levine
A Simple Device for Showing by a Hydraulic Analogue the Effect Produced on the Potential Difference between the Terminals of an Electric Cell When the Circuit is Closed, pp. 204-205
Norton A. Kent


The American Meteorological Society, pp. 205-206
Charles F. Brooks

The American Chemical Society, pp. 206-208
Charles L. Parsons

Back Matter (1 p.)

Previous Issue: New Series, Vol. 52, No. 1338, Aug. 20, 1920
Next Issue: New Series, Vol. 52, No. 1340, Sep. 3, 1920



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