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Science, New Series, Vol. 81, No. 2096, Mar. 1, 1935


Previous Issue: New Series, Vol. 81, No. 2095, Feb. 22, 1935
Next Issue: New Series, Vol. 81, No. 2097, Mar. 8, 1935


Front Matter (2 pp.)


The American Association for the Advancement of Science
What to Believe about Cosmic Rays, pp. 211-215
Robert A. Millikan
Certain Aspects of Geologic Classifications and Correlations. II, pp. 216-218
Rollin T. Chamberlin


Obituary
Collier Cobb, p. 219
Wm. F. Prouty
Thomas Huston Macbride, pp. 219-220
Geo. B. Rigg


Scientific Events
Television in Great Britain, pp. 220-221
Exhibit of Minerals at the Academy of Natural Sciences of Philadelphia, p. 221
Awards of the American Institute of Mining and Metallurgical Engineers, p. 221
The Harvard Archeological Expedition to Venezuela, p. 222
The Thomas Alva Edison Foundation, pp. 222-223
Fellowships of the American Association of University Women, p. 223


Scientific Notes and News, pp. 223-226


Discussion
Attitude Measurement and "The Dunlap Dilemma", p. 227
F. L. Wells
Early Geography in Northern Illinois, pp. 227-229
Derwent Whittlesey
A New Outlet for Unabridged Scientific Papers, p. 229
Milton J. Polissar


Scientific Books
Earth, Radio and the Stars, pp. 229-230
Earth, Radio and the Stars
Harlan True Stetson
Review author[s]: J. A. Fleming
Asteroidal and Cometary Orbits, pp. 230-231
The Calculation of the Orbits of Asteroids and Comets
Kenneth P. Williams
Review author[s]: Fred L. Whipple


Quotations
A Message from the President of the American Chemical Society, pp. 231-232
Roger Adams


Scientific Apparatus and Laboratory Methods
A Second Experimental Method for Increasing Auditory Acuity, pp. 232-233
Walter Hughson
A Simple Method for Making Low-Power Photomicrographs, p. 233
F. Martin Brown; Leigh E. Chadwick


Special Articles
Selenite--A Criterion of Effective Wind Scour, pp. 233-234
Kirk Bryan; Walter H. Schoewe
The Occurrence and Activity of Urea-Splitting Bacteria in the Sea, pp. 234-236
Claude E. ZoBell; Catharine B. Feltham
A Growth-Inhibiting Substance in Lettuce Seeds, p. 236
A. L. Shuck


Books Received, p. 236
Science News, pp. 10a-12a

Previous Issue: New Series, Vol. 81, No. 2095, Feb. 22, 1935
Next Issue: New Series, Vol. 81, No. 2097, Mar. 8, 1935



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