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Previous Issue: New Series, Vol. 73, No. 1896, May 1, 1931
Next Issue: New Series, Vol. 73, No. 1898, May 15, 1931
Front Matter (4 pp.)
Technology and Material Progress, pp. 483-486
- Willis R. Whitney
Obituary
- Earl Douglass, pp. 486-487
- O. A. Peterson
- Erik Ekman--An Appreciation, pp. 487-488
- George N. Wolcott
- Recent Deaths, p. 488
Scientific Events
- The Bermuda Biological Station for Research, pp. 488-489
- The Sixth International Congress of Genetics, pp. 489-490
- The National Academy of Sciences, p. 490
Scientific Notes and News, pp. 490-494
Discussion
- Crystalline Pepsin of Northrop, p. 494
- P. A. Levene; J. H. Helberger
- Vitamin D in Whole Corn, pp. 494-495
- Harry Goldblatt
- Viability and Retention of Virulence of a Culture of Coryne-Bacterium Diphtheriae, p. 495
- Laura Florence
- Formalin Poisoning, pp. 495-496
- Philip H. Pope
- Basking Sharks on the Pacific Coast, p. 496
- G. E. MacGinitie
- Color, p. 496
- W. A. Noyes
- The Origin of Cosmic Rays, p. 497
- Louis S. Kassel
Quotations
- The Chemical Exposition, p. 497
Scientific Books
- ----------------, p. 498
- Numerical Mathematical Analysis
- James B. Scarborough
- Review author[s]: Dirk Brouwer
- ----------------, p. 498
- The Organization of Knowledge and the System of the Sciences
- Henry Evelyn Bliss
- Review author[s]: Paul R. Heyl
Scientific Apparatus and Laboratory Methods
- A High Temperature Electric Furnace and a Micro-Adaptation, pp. 499-500
- R. C. Emmons
Special Articles
- The Structure of Glucose, pp. 500-501
- Harold Hibbert
- North American Fresh-Water Sponges, pp. 501-502
- N. Gist Gee
The National Academy of Sciences, pp. 502-508
Books Received, p. 508
Science News, pp. 10a-14a
Previous Issue: New Series, Vol. 73, No. 1896, May 1, 1931
Next Issue: New Series, Vol. 73, No. 1898, May 15, 1931