William L. Wrede

Cloyd Marvin

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.

John H. Walker

John Walker served in the army at Los Alamos during the Manhattan Project.

Lorraine Thurman

Lorraine Thurman was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.

Claude M. Smead