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Previous Issue: New Series, Vol. 74, No. 1905, Jul. 3, 1931
Next Issue: New Series, Vol. 74, No. 1907, Jul. 17, 1931
Front Matter (10 pp.)
The Revolt of the Biochemists, pp. 23-27
- P. A. Levene
Clinical Investigation, pp. 27-29
- Francis G. Blake
Obituary
- Professor Solon I. Bailey, pp. 29-30
- Harlow Shapley
- Recent Deaths, p. 30
Scientific Events
- The British National Physical Laboratory, pp. 30-31
- The Post-Graduate Medical School and Hospital and Columbia University, pp. 31-32
- Dr. Swasey's Gift to the Engineering Foundation, p. 32
- The Centenary of the Harveian Society of London, pp. 32-33
Scientific Notes and News, pp. 33-37
Discussion
- Crystalline Amylase, p. 37
- M. L. Caldwell; L. E. Booher; H. C. Sherman
- Psychic Analogues of Allergy, pp. 37-39
- Henry Sewall
- Leaf Diagnosis and the Interpretation of Fertilizer Requirements of Plants, pp. 39-41
- A. E. Murneek; E. J. Gildehaus
- The Mechanism of Crossing-Over, pp. 41-42
- Karl Sax
- The Divining Rod and Fakers, pp. 42-43
- Warren K. Moorehead
- The Visit of Dr. Jakob E. Lange, p. 43
- H. M. Fitzpatrick
Reports
- United States Geological Survey Unpublished Lithographic Plates of Vertebrate Fossils for Distribution, pp. 43-44
- Henry Fairfield Osborn
Scientific Apparatus and Laboratory Methods
- A Simple Ultra-Centrifuge, pp. 44-46
- J. W. Beams; A. J. Weed
- A Method for Comparing Growth Rates by means of a Protractor, pp. 46-47
- E. M. Harvey
Special Articles
- On Molecular Organization in Ameban Protoplasm, pp. 47-51
- A. A. Schaeffer
- Cercosporella Herpotrichoides Fron, the Cause of the Columbia Basin Footrot of Winter Wheat, pp. 51-53
- Roderick Sprague
- The Sex Ratio among Human Still-Births, pp. 53-54
- William Walter Greulich
Books Received, p. 54
Science News, pp. 10a+12a+14a
Previous Issue: New Series, Vol. 74, No. 1905, Jul. 3, 1931
Next Issue: New Series, Vol. 74, No. 1907, Jul. 17, 1931