National Museum of Nuclear Science & History
Leo Safranski was a research associate at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Charles J. Spiegl was a civilian scientist employed by the Manhattan Project. He was involved in radiation toxicology, studying the effects of radiation on animals at the Trinity Site near Alamogordo, New Mexico.
Richard F. Taschek (1915-2005) was a nuclear physicist at the Manhattan Project’s Los Alamos facility and the Los Alamos National Laboratory.
A. D. Webb worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Charles Rea worked for the United States Engineer District Office.