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Science, New Series, Vol. 89, No. 2320, Jun. 16, 1939


Previous Issue: New Series, Vol. 89, No. 2319, Jun. 9, 1939
Next Issue: New Series, Vol. 89, No. 2321, Jun. 23, 1939


Front Matter (3 pp.)
The Teaching of Physiology, pp. 545-547
August Krogh

The Mode of Action of Sulphanilamid, pp. 547-550
Philip A. Shaffer


Scientific Events
Fellowships in the Natural Sciences of the National Research Council, pp. 550-551
Exhibit of the American Geographical Society, pp. 551-552
Archeological Excavations of the Field Museum of Natural History, p. 552
Joint Meeting of the Royal Meteorological Society and the American Meteorological Society, p. 552
Grant for Philadelphia to Aid Amateur Studies and Adult Education in Science, pp. 552-553


Scientific Notes and News, pp. 553-555


Discussion
Pacific Entomological Survey, p. 556
C. Montague Cooke; Harold L. Lyon; C. E. Pemberton; Royal N. Chapman
Diurnal Cycle of Heat Resistance in Plants, pp. 556-557
H. H. Laude
Nieves Penitentes near Boston, Massachusetts, pp. 557-558
Robert L. Nichols
Language Difficulty, p. 558
Homer A. Jack


Books and Literature
Biology, pp. 558-559
General Biology. A Textbook for College Students
Perry D. Strausbaugh; Bernal R. Weimer
Review author[s]: Raymond J. Pool
Sedimentary Petrography, p. 559
Manual of Sedimentary Petrography
W. C. Krumbein; F. J. Pettijohn
Review author[s]: Esper S. Larsen


Societies and Meetings
Special Research Conferences on Chemistry, pp. 559-561
F. R. Moulton


Reports
Grants for Research of the Geological Society of America, pp. 561-563


Special Articles
On the Presence of Azotobacter Agilis in America, pp. 563-564
S. Soriano
Liver Extract as a Substitute for Serum in the Culture Medium for Endamoeba Histolytica, pp. 564-565
William W. Frye; Henry E. Meleney
Adrenal Atrophy and Senescence Produced by a Vitamin Deficiency, pp. 565-566
Agnes Fay Morgan; Helen Davison Simms
Bacterial Leaf-Spot Diseases, pp. 566-567
J. J. Reid; M. A. Farrell; D. E. Haley


Scientific Apparatus and Laboratory Methods
A System of Indexing 2X2 Inch Slides, pp. 567-568
W. F. Lamoreux
Lantern Slides from Typewritten Material, p. 568
Charles G. Miller


Science News, pp. 8a-9a
Back Matter (1 p.)

Previous Issue: New Series, Vol. 89, No. 2319, Jun. 9, 1939
Next Issue: New Series, Vol. 89, No. 2321, Jun. 23, 1939



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