National Museum of Nuclear Science & History
Dunbar worked in the United States Engineer District Office.
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.
Pasquale Lazzarino served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew on the B-29 Jabit III.
Helen J. Arson was a laboratory technician in the Health Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Frank Harrison worked for the Tennessee Eastman Corporation at the Y-12 Plant.
