National Museum of Nuclear Science & History
George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University.
Thoms Davis was an electrician assigned to work at Los Alamos. Prior to working for the Army Corps of Engineers at Los Alamos from January 1945 to June 1946, Davis worked at the Houston Shipyards.
Emma Tolmach was a technician in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
