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Previous Issue: New Series, Vol. 71, No. 1837, Mar. 14, 1930
Next Issue: New Series, Vol. 71, No. 1839, Mar. 28, 1930
Front Matter (4 pp.)
The American Association for the Advancement of Science
- The Scientific Versus the Philosophic Approach to the Novel Problem, pp. 295-302
- Truman L. Kelley
- Contributions to Phytopharmacology or the Applications of Plant Physiology to Medical Problems, pp. 302-306
- David I. Macht
Obituary
- Frederick Slate, p. 307
- Elmer E. Hall
- Christine Ladd-Franklin, p. 307
- R. S. Woodworth
- Recent Deaths, pp. 307-308
Scientific Events
- The Fauna of the British Empire, p. 308
- A Century of Progress in Chemistry, pp. 308-309
- The Geological Society of America, p. 309
- In Honor of Dr. Welch, pp. 309-310
- The Ninth Planet, p. 310
Scientific Notes and News, pp. 310-314
Discussion
- The Eclipse of April 28, pp. 314-315
- Ernest W. Brown
- Was Magendie the First Student of Vitamins?, p. 315
- C. M. McCay
- Drosophila Once More, pp. 315-317
- E. C. Jeffrey
- Scientific Names in Zoology, pp. 317-319
- Carl L. Hubbs
- Sea-Level Change near New York, p. 319
- Alfred C. Lane; William Fitch Cheney
- Astronomy in South Africa, pp. 319-320
- H. Spencer Jones
Scientific Apparatus and Laboratory Methods
- Shaking Machine for Analytical Work, p. 320
- Alexis L. Romanoff
- An Application of Streak and Hardness Used in Clay Grading, pp. 320-321
- W. D. Keller
Special Articles
- An Aqueous Extract of the Suprarenal Cortex Which Maintains the Life of Bilaterally Adrenalectomized Cats, pp. 321-322
- W. W. Swingle; J. J. Pfiffner
- The Pre-Oligocene Stratigraphy of Porto Rico, pp. 322-323
- Howard A. Meyerhoff
- The Proper Taxonomic Classification of Certain Pythiacious Organisms, pp. 323-324
- C. P. Sideris
Books Received, p. 324
Science News, pp. x+xii+xiv
Previous Issue: New Series, Vol. 71, No. 1837, Mar. 14, 1930
Next Issue: New Series, Vol. 71, No. 1839, Mar. 28, 1930