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Volume 58, Annual Issue (1951)

Front Matter

General Interest Articles

Research

PDF

The Flora of Iowa County
Nathan W. Easterly

PDF

Astraeus and Geastrum
Marion D. Ervin

PDF

Electron Emission from a Carbon Surface
Alvin E. Walz and George Glockler

PDF

Comparison of Form and Color Fields
Harold V. Gaskill Jr., Albert G. Rostenbach, and Robert M. Thompson

PDF

Making Accident Statistics More Meaningful
Pearl W. McMurray and A. R. Lauer

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Some Social Correlates of Intellectual Changes
Dale Ortmeyer and William A. Owens Jr.

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The Scotometer - A Dark-Tunnel Apparatus For Studying Night Vision of Drivers
Harold I. Stalder, Donald A. Hoppe, and A. R. Lauer

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More Mixed Colonies in Ants
R. L. King and R. M. Sallee

Back Matter