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Previous Issue: New Series, Vol. 71, No. 1834, Feb. 21, 1930
Next Issue: New Series, Vol. 71, No. 1836, Mar. 7, 1930
Front Matter (4 pp.)
The American Association for the Advancement of Science
- The Motions of the B Stars, pp. 225-230
- J. S. Plaskett
Organic Evolution, pp. 230-233
- Aleš Hrdlička
Obituary
- Memorial to Professor Edward S. Morse, pp. 233-234
- F. S. Kershaw
- Recent Deaths, p. 234
Scientific Events
- The University of California Eclipse Expedition, p. 235
- Buildings of the Yale School of Medicine, pp. 235-236
- Tribute to the Work of Mr. C. Davies Sherborn, p. 236
- A. Wetmore; W. H. White
- National Research Fellowships in the Biological Sciences, pp. 236-237
- Frank R. Lillie
- The International Anatomical Congress, p. 237
Scientific Notes and News, pp. 237-240
Discussion
- The Future of Taxonomy, pp. 240-241
- T. D. A. Cockerell
- Recent Criticisms concerning Meiosis in Drosophila Melanogaster, pp. 241-243
- Alfred F. Huettner
- The "Fertilization" Membrane of Echinid Ova, p. 243
- E. E. Just
- Pedology or Soil Science, pp. 243-244
- P. E. Brown
Quotations
- Medical Education in America, p. 244
Scientific Apparatus and Laboratory Methods
- An Innovation in Scale Control, pp. 244-245
- E. A. McGregor
- Cultivation of Bacterium tularense, pp. 245-246
- Frederick W. Shaw
Special Articles
- The Effects of Infra-Red, Visible and Ultra-Violet Irradiation on Changes in Electrical Potentials and Currents in Plants, pp. 246-248
- Charles Sheard; A. Frances Johnson
- The Manganese Content of the Mississippi River Water at Fairport, Iowa, p. 248
- A. H. Wiebe
Books Received, p. 248
Science News, pp. x+xii+xiv
Previous Issue: New Series, Vol. 71, No. 1834, Feb. 21, 1930
Next Issue: New Series, Vol. 71, No. 1836, Mar. 7, 1930