National Museum of Nuclear Science & History
J. E. Sampson worked for 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.
Alfred Zuk was a member of the Special Engineer Detachment assigned to the 509th Composite Group in Wendover, Utah from 1944 to 1945.
Benoit worked at Los Alamos during the Manhattan Project.
V. N. Boatman worked for the J.A. Jones Construction Company.