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1983 |
Edwin H. Armstong, New York Alpha '13 |
USA; $0.20 ; held 42 patents; made many improvements in radio; greatest contribution was FM radio. |
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October 22, 1988 |
Chester F. Carlson, California Beta '30 |
USA; $0.21; inventor of electrophotography. |
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1934 |
George W. Goethals, Michigan Gamma 1880 |
CanalZone; $0.02; $0.03; responsible for design and construction of Panama Canal; promoted to major general with
thanks of Congress on March 4, 1915. |
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1982 |
Robert A. Millikan, California Beta 1891 |
USA; $0.37 ; discovered cosmic rays; awarded 1922 Nobel prize. |
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1985 |
Elmer A. Sperry, New Jersey Alpha '21 |
USA; $0.39 ; aviation pioneer with more than 350 patents, including gyro compass, automatic pilot, arc-light
systems, mining machinery, and electric |
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1983 |
Charles P. Steinmetz, Illinois Alpha 1902 |
USA; $0.20 ; electrical engineering pioneer; formulated law of hysteresis; known for his theory of electrical
transients. |
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1993 |
Theodor von Karman, California Beta 1902 |
USA; $0.29 ; aeronautics pioneer. |
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1965 |
Edward H. White II, Michigan Gamma 1952 |
USA ; $0.05; first American to walk in space. |