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Previous Issue: New Series, Vol. 74, No. 1911, Aug. 14, 1931
Next Issue: New Series, Vol. 74, No. 1913, Aug. 28, 1931
Front Matter (6 pp.)
The Function of Research in Engineering Education, pp. 183-187
- Dugald C. Jackson
The Unsolved Riddle of the Solar System, pp. 187-195
- Carr V. Van Anda
Obituary
- Russell A. Oakley, p. 195
- H. N. Vinall
- Memorials, pp. 195-196
- Recent Deaths, p. 196
Scientific Events
- Mediums for the Isolation and Cultivation of Bacteria in the Filterable State, pp. 196-197
- The London School of Hygiene and Tropical Medicine, p. 197
- The Return of "The Discovery", p. 197
- Additions to the Herbarium of the U. S. National Museum, p. 198
Scientific Notes and News, pp. 198-201
Discussion
- The Summer Meeting of the American Association for the Advancement of Science in 1933, pp. 201-202
- John Stephen Sewell
- The Marine Laboratory of the University of Sydney, Australia, p. 202
- T. Wayland Vaughan
- Developing New Varieties of Hops, pp. 202-203
- E. N. Bressman
- Polyembryony in Red Spruce, p. 203
- Henry I. Baldwin; Warren E. Percival
- Abbreviations for Scientific and Engineering Terms, pp. 203-204
- E. H. McClelland
Scientific Apparatus and Laboratory Methods
- The Microphone Amplifier, p. 204
- R. C. Colwell; L. Fullmer
- The Use of a Hot Cathode Helium Lamp as a Source of Monochromatic Light for the Polariscope, pp. 204-205
- Alexandre Rothen
Special Articles
- Action Currents in the Auditory Tracts of the Midbrain of the Cat, pp. 205-206
- H. Davis; L. J. Saul
- The Effect of Hypophysectomy on Gestation in the Rat, p. 206
- R. I. Pencharz; J. A. Long
Books Received, p. 206
Science News, pp. 10a-12a
Previous Issue: New Series, Vol. 74, No. 1911, Aug. 14, 1931
Next Issue: New Series, Vol. 74, No. 1913, Aug. 28, 1931