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born 27-Nov-1884, died Dec-1-1973 at 89 years of age; SSDI Amherst, Erie, New York; worked nearly 40 years for General Electric Laboratory, attributed with design for radar screen for National Defense Research Council in 1941; G. R. Fonda, Phys. Rev. 21, 343 (1923); Foundations of Vacuum Science and Technology (1916).