National Museum of Nuclear Science & History
R. F. Ridgeway worked for the Roane-Anderson Company.
William L. Fink (1896-1992) was an American metallurgist. After obtaining his bachelor’s and master’s degrees in engineering and a Ph.
A. C. Phillips worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Eleanor Caldwell was a laboratory technician in the Health Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
