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Previous Issue: New Series, Vol. 50, No. 1280, Jul. 11, 1919
Next Issue: New Series, Vol. 50, No. 1282, Jul. 25, 1919
Front Matter (1 p.)
Democratic Coordination of Scientific Efforts, pp. 51-55
- H. H. Whetzel
On Duty-Free Importation, pp. 55-58
- C. H. Ash
The Division of Engineering National Research Council, pp. 58-60
- Galen H. Clevenger
Scientific Events
- The Watt Centenary, p. 60
- The Shortage of Coal in Europe, pp. 60-61
- The Proposed Medical Foundation for New York City, pp. 61-62
- The Philadelphia Meeting of the American Chemical Society, p. 62
Scientific Notes and News, pp. 62-65
University and Educational News, pp. 65-66
Discussion and Correspondence
- The History of Science and the American Association for the Advancement of Science, pp. 66-68
- Frederick E. Brasch
- The Needs of Paleobotany, pp. 68-69
- G. R. Wieland
- Gravitational Attraction and Uranium Lead, pp. 69-70
- Anders Bull
- Working up in a Swing, pp. 70-71
- V. Karapetoff; Paul E. Klopsteg
Scientific Books
- ----------------, p. 71
- Sewage Disposal
- Leonard P. Kinnicutt
- Review author[s]: George W. Fuller
Special Articles
- The Possible Presence of Coronium in Helium from Natural Gas, pp. 71-72
- Hamilton P. Cady; Howard McKee Elsey
The Iowa Academy of Science, pp. 72-74
- James H. Lees
Back Matter (1 p.)
Previous Issue: New Series, Vol. 50, No. 1280, Jul. 11, 1919
Next Issue: New Series, Vol. 50, No. 1282, Jul. 25, 1919