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Science, New Series, Vol. 79, No. 2037, Jan. 12, 1934


Previous Issue: New Series, Vol. 79, No. 2036, Jan. 5, 1934
Next Issue: New Series, Vol. 79, No. 2038, Jan. 19, 1934


Front Matter (2 pp.)


The American Association for the Advancement of Science
Invisible Starlight, pp. 19-24
Paul W. Merrill


Obituary
Memorials, p. 25
Recent Deaths, p. 25


Scientific Events
The Royal Society and Heavy Hydrogen, p. 26
A Nation-Wide Survey of First-Year College Physics, pp. 26-27
The Hayden Planetarium of the American Museum of Natural History, p. 27
Emergency Conservation Work, pp. 27-28
Federal Appropriations for Scientific Work, p. 28
Award of the Perkin Medal to Dr. Colin G. Fink, p. 28
The Association of American Geographers, pp. 28-29


Scientific Notes and News, pp. 29-32


Discussion
Are There Granitic and Basaltic Shells in the Earth?, pp. 32-33
A. N. Winchell
Copper in Relation to Chlorophyl and Hemoglobin Formation, pp. 33-34
O. S. Orth; G. C. Wickwire; W. E. Burge
The Incidence of Color-Blindness among the Chinese, p. 34
L. G. Kilborn; Y. T. Beh
The Raman Spectrum of Heavy Water, p. 35
R. W. Wood


Reports
Work of the New York Botanical Garden, pp. 35-36


Scientific Apparatus and Laboratory Methods
Aids in the Study of Dental Caries with Albino Rats, pp. 36-37
Isaac Neuwirth; Paul Brandwein
The Silver Iodide Test for Hydrocyanic Acid, p. 37
Denis L. Fox


Special Articles
The Method of Probits, pp. 38-39
C. I. Bliss
Oxidation-Reduction Reactions between Natural Hydrocarbons and Oil-Filled Waters, pp. 39-40
C. H. Behre; R. K. Summerbell
On a Scurvy-Like Disease in Chicks, p. 40
Romayne Cribbett; John T. Correll


Books Received, p. 40
Science News, pp. 6a-8a

Previous Issue: New Series, Vol. 79, No. 2036, Jan. 5, 1934
Next Issue: New Series, Vol. 79, No. 2038, Jan. 19, 1934



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