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Previous Issue: New Series, Vol. 69, No. 1797, Jun. 7, 1929
Next Issue: New Series, Vol. 69, No. 1799, Jun. 21, 1929
Front Matter (4 pp.)
Naval Research, pp. 607-609
- C. S. McDowell
Some New Fundamentals in Plant Biology, Agriculture and the Food Problem, pp. 609-613
- O. W. Willcox
Scientific Events
- A Biological Study of Neritic Waters in the Gulf of Maine, pp. 613-614
- Work of the Rockefeller Foundation, pp. 614-615
- Gift to New York University Medical School, p. 615
- The International Corn Borer Conference, pp. 615-616
- The Texas Academy of Science, p. 616
Scientific Notes and News, pp. 616-620
University and Educational Notes, p. 620
Discussion
- Glacial Geology and the Vermont Flood, pp. 621-622
- Julius W. Eggleston
- The Species of Paramecium and the Thyroid Question, pp. 622-623
- Waldo Shumway
- The Smelt in Lake Michigan, p. 623
- Charles W. Creaser
Quotations
- Humphry Davy, pp. 623-624
Scientific Books
- ----------------, pp. 624-626
- The Nature of the Physical World
- A. S. Eddington
- Review author[s]: Leigh Page
Scientific Apparatus and Laboratory Methods
- Practical Hints in the Laboratory Studies of Protozoa and Earthworm, p. 626
- T. T. Chen
Special Articles
- The Photoelectric Effect as Related to the Size and Surface Conditions of Carbon Particles, pp. 627-628
- L. G. Morell; Wesley E. Thomas
- The Effect upon Digitalis Purpurea of Radiation through Solarized Ultra-Violet-Transmitting Glass, pp. 628-629
- Adelia McCrea
- Chromosome Morphology in Zea Mays, p. 629
- Barbara McClintock
Philadelphia Meeting of the American Association of Museums, p. 630
- Laurence Vail Coleman
Science News, pp. x+xii+xiv
Back Matter (2 pp.)
Previous Issue: New Series, Vol. 69, No. 1797, Jun. 7, 1929
Next Issue: New Series, Vol. 69, No. 1799, Jun. 21, 1929