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Previous Issue: New Series, Vol. 53, No. 1369, Mar. 25, 1921
Next Issue: New Series, Vol. 53, No. 1371, Apr. 8, 1921
Front Matter (1 p.)
An Illustration of Practical Results from the Protection of Natural Resoruces, pp. 295-298
- R. E. Coker
National Temperament in Scientific Investigations, pp. 298-301
- R. D. Carmichael
Scientific Events
- The Proposed New Challenger Expedition, pp. 301-302
- The Nolan Patent Office Bill, p. 302
- The American Philosophical Society, pp. 302-303
Scientific Notes and News, pp. 303-304
University and Educational News, p. 304
Discussion and Correspondence
- Are the Lance and Fort Union Formations of Mesozoic Time?, pp. 304-308
- Whitman Cross; F. H. Knowlton
- Proof of Non-Disjunction for the Fourth Chromosome of Drosophila Melanogaster, p. 308
- C. B. Bridges
- Surveying from the Air, pp. 308-310
- E. Lester Jones
Scientific Books
- ----------------, pp. 310-312
- Physics of the Air
- W. J. Humphreys
- Review author[s]: Alexander McAdie
Report of the Committee on Nomenclature of the Botanical Society of America, pp. 312-314
- A. S. Hitchcock
Special Articles
- A Fish, with a Luminous Organ, Designed for the Growth of Luminous Bacteria, pp. 314-315
- E. Newton Harvey
The American Association for the Advancement of Science
- Section L--History of Science Sessions, pp. 315-318
- Frederick E. Brasch
The Optical Society of America, pp. 318-320
- Irwin G. Priest
Back Matter (1 p.)
Previous Issue: New Series, Vol. 53, No. 1369, Mar. 25, 1921
Next Issue: New Series, Vol. 53, No. 1371, Apr. 8, 1921