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Science, New Series, Vol. 81, No. 2104, Apr. 26, 1935


Previous Issue: New Series, Vol. 81, No. 2103, Apr. 19, 1935
Next Issue: New Series, Vol. 81, No. 2105, May 3, 1935


Front Matter (2 pp.)
Address of the President of the International Geographical Congress, pp. 389-391
Isaiah Bowman

Shelterbelts--Futile Dream or Workable Plan, pp. 391-394
Raphael Zon


Scientific Events
Cooperation between the Chemical Societies of Great Britain, p. 394
Conference of Representatives of Agriculture, Industry and Science, pp. 394-395
The Washington Conference on Theoretical Physics, p. 395
The American Philosophical Society, pp. 395-396
Recent Deaths, p. 396


Scientific Notes and News, pp. 396-399


Discussion
Ordovician Black Shales of New York, p. 400
Rudolf Ruedemann; George H. Chadwick
Nature of the Light Rays on the Surface of the Moon, pp. 400-401
George W. Munro
Highway Mortality among Mammals, pp. 401-402
Dayton Stoner
The Paint Creek Meteorite, pp. 402-403
Karl Ver Steeg


Reports
Milton Research Awards at Harvard University, pp. 403-404


Scientific Apparatus and Laboratory Methods
A Simple Device for the Rapid Observation of Objects in Lateral and Ventral Views, p. 404
A. M. Schechtman
A Microtome Knife Holder for Safety Razor Blades, pp. 404-405
Roderick Craig; Charles Wilson
Inexpensive Green Filters, p. 405
Esther Carpenter


Special Articles
Hereditary Brachydactylia and Associated Abnormalities in the Rabbit, pp. 405-407
Harry S. N. Greene
The Reducing Powers of Physiologically Important Carbohydrates, pp. 407-408
Ancel P. Weinbach; D. Bailey Calvin
A New Canker Disease of Red Pine, Caused by Tympanis pinastri, p. 408
J. R. Hansbrough


Books Received, p. 408
Science News, pp. 8a-10a

Previous Issue: New Series, Vol. 81, No. 2103, Apr. 19, 1935
Next Issue: New Series, Vol. 81, No. 2105, May 3, 1935



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