National Museum of Nuclear Science & History
A. P. Huber worked for the Union Carbide & Carbon Corporation.
Cloyd Marvin had been drafted into the Army, interrupting his education at Haverford University, in 1943 and joined the Special Engineer Detachment as a technician third grade, later being assigned to Los Alamos National Labs in 1947.
David Edwards worked for the Edenfield Electric Company.
Chalgren worked at the 200 West Area at Hanford during the Manhattan Project.