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Previous Issue: New Series, Vol. 74, No. 1916, Sep. 18, 1931
Next Issue: New Series, Vol. 74, No. 1918, Oct. 2, 1931
Front Matter (6 pp.)
British Association for the Advancement of Science
- The Scientific World-Picture of To-Day, pp. 297-305
- J. C. Smuts
Scientific Events
- The National Metal Congress, pp. 305-306
- Clinical Congress of the Connecticut State Medical Society, pp. 306-307
- The British Industrial Health Research Board, p. 307
Scientific Notes and News, pp. 307-311
Discussion
- Expulsion of Gas and Liquids from Tree Trunks, pp. 311-312
- Ferdinand W. Haasis
- Catfish Feeding on the Eggs of the Horseshoe Crab, Limulus polyphemus, p. 312
- Louise Merrimon Perry
- The Lack of Correlation between Anemia and the Pellagra-Like Symptoms in Rats, pp. 312-313
- Nellie Halliday
Scientific Apparatus and Laboratory Methods
- A Light Filter for Microscopes, pp. 313-314
- C. E. Tharaldsen
Special Articles
- Control of Powdery Mildew and Red Spider on Greenhouse Cucumbers, pp. 314-315
- L. J. Alexander; H. C. Young
- Phagocytosis of Brucella, an Index of Immunity to Undulant Fever in Man, pp. 315-316
- I. Forest Huddleson; Howard W. Johnson
- The Effect of Temperature on the Number of Scales in Trout, p. 316
- C. McC. Mottley
Books Received, p. 316
Science News, pp. 10a+12a+14a
Previous Issue: New Series, Vol. 74, No. 1916, Sep. 18, 1931
Next Issue: New Series, Vol. 74, No. 1918, Oct. 2, 1931