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Previous Issue: New Series, Vol. 71, No. 1841, Apr. 11, 1930
Next Issue: New Series, Vol. 71, No. 1843, Apr. 25, 1930
Front Matter (4 pp.)
American Association for the Advancement of Science
- Professors' Salaries, pp. 397-401
- William A. Noyes
- Adequate Salaries for College and University Teachers, pp. 401-407
- Edward A. Filene
- Discussion, pp. 408-409
- Walter P. Taylor
Obituary
- Recent Deaths, p. 409
- Memorials, pp. 409-410
Scientific Events
- Gift of Crystal to the Smithsonian Institution as a Memorial to Worcester Reed Warner, p. 410
- Fellowships in Chemistry at the Johns Hopkins University, pp. 410-411
- Summer Meeting of the Botanical Society of America, p. 411
- Rodney H. True
- Celebration in Honor of Dr. Welch, pp. 411-412
Scientific Notes and News, pp. 412-415
Discussion
- Cosmical Matter and Stellar Evolution, pp. 415-417
- C. D. Perrine
- Psittacosis Epidemics and Pleomorphic Protoplasm, pp. 417-418
- Elsie Murray
- Artificial Bacilli, pp. 418-419
- Chas. B. Lipman
- Action of Bacteria and Enzymes on Carbohydrates and Their Bearing on Plant Synthesis, p. 419
- Harold Hibbert
Special Correspondence
- The Montana Tick Parasite Expedition to Africa, pp. 419-420
- R. A. Cooley
Quotations
- Dr. Welch's "Apotheosis", pp. 420-421
Scientific Apparatus and Laboratory Methods
- Heat Transmission through Blankets, pp. 421-422
- M. F. Weinrich
Special Articles
- The Effect of Colloidal Silica on the Absorption of Phosphoric Acid by Plants, pp. 422-423
- Walter Thomas
- Segregation (?) in Phoma terrestris, p. 424
- H. N. Hansen
Books Received, p. 424
Science News, pp. x+xii+xiv
Previous Issue: New Series, Vol. 71, No. 1841, Apr. 11, 1930
Next Issue: New Series, Vol. 71, No. 1843, Apr. 25, 1930