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Science, New Series, Vol. 94, No. 2436, Sep. 5, 1941


Previous Issue: New Series, Vol. 94, No. 2435, Aug. 29, 1941
Next Issue: New Series, Vol. 94, No. 2437, Sep. 12, 1941


Front Matter (12 pp.)
The New Frontiers in the Atom, pp. 221-225
Ernest O. Lawrence


Obituary
Howard Walton Clark, p. 226
F. M. MacFarland
Deaths and Memorials, p. 226


Scientific Events
The Royal Observatory, Greenwich, p. 227
Cosmic Ray Investigations, pp. 227-228
Commission to China on Malaria Control, pp. 228-229
The Fiftieth Anniversary of the University of Chicago, p. 229
Symposia at the Atlantic City Meeting of the American Chemical Society, p. 229


Scientific Notes and News, pp. 229-232


Discussion
The Magnetic Current, pp. 232-233
Felix Ehrenhaft
Effect of Thymus Extract Injections on Rats, pp. 233-234
Isaac Neuwirth; Harold I. Venokur
A Nucleus-Like Structure in a Staphylococcus, p. 234
Georges Knaysi
How Many Species of Plants Are There?, p. 234
G. Neville Jones


Quotations
The Giant Cyclotron, pp. 235-236


Scientific Books
Human Nature, pp. 236-238
Human Nature and the Social Order
E. L. Thorndike
Review author[s]: Lewis M. Terman


Special Articles
Failure of Barley to Fix Molecular N, pp. 238-239
R. H. Burris
Crown Gall Production by Bacteria-Free Tumor Tissues, pp. 239-241
Philip R. White; Armin C. Braun


Scientific Apparatus and Laboratory Methods
Collodion Fixation: A New Immunological Reaction, pp. 241-242
Kenneth Goodner


Science News, pp. 10+12
Back Matter (4 pp.)

Previous Issue: New Series, Vol. 94, No. 2435, Aug. 29, 1941
Next Issue: New Series, Vol. 94, No. 2437, Sep. 12, 1941



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