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Previous Issue: New Series, Vol. 73, No. 1886, Feb. 20, 1931
Next Issue: New Series, Vol. 73, No. 1888, Mar. 6, 1931
Front Matter (4 pp.)
Science and the Supernatural, pp. 217-225
- A. J. Carlson
Cope: Master Naturalist, pp. 225-227
- Henry Fairfield Osborn
Scientific Events
- The Baltic Geodetic Commission, p. 227
- W. D. L.
- The International Biological Congress at Montevideo, pp. 227-228
- C. E. McClung
- Lectures of the Philadelphia Academy of Natural Sciences, p. 228
- The Federation of American Societies for Experimental Biology, pp. 228-229
- Howard B. Lewis
- The Pasadena Meeting of the American Association and the Associated Societies, p. 229
Scientific Notes and News, pp. 229-234
Discussion
- Meteor Crater is Not a Limestone Sink, pp. 234-235
- Chester R. Longwell
- Branchinecta at Leadville, Colorado, pp. 235-236
- Chas. H. Behre
- Hearing without Cochlea?, pp. 236-237
- Max F. Meyer
- Coccidioidal Granuloma, p. 237
- Frederick W. Shaw
Quotations
- British Optical Instruments, pp. 237-238
Scientific Books
- ----------------, pp. 238-240
- The Life, Letters and Labours of Francis Galton
- Karl Pearson
- Review author[s]: Raymond Pearl
Scientific Apparatus and Laboratory Methods
- Hint for Better Geological Photographs, p. 241
- Eliot Blackwelder
- A Siphon Moist Chamber, p. 241
- C. C. Thomas
Special Articles
- A Direct Quantitative Relationship between Vitamin A in Corn and the Number of Genes for Yellow Pigmentation, pp. 241-242
- P. C. Mangelsdorf; G. S. Fraps
- A Differentiation of the So-Called Antipellagric Factor, Vitamin G, pp. 242-243
- Barnett Sure; Margaret Elizabeth Smith; M. C. Kik
- Liver Extract as a Source of Vitamins B and G, pp. 243-244
- W. D. Salmon; N. B. Guerrant
Books Received, p. 244
Science News, pp. 10-14
Previous Issue: New Series, Vol. 73, No. 1886, Feb. 20, 1931
Next Issue: New Series, Vol. 73, No. 1888, Mar. 6, 1931