National Museum of Nuclear Science & History
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.
Hughes worked for Stone and Webster Engineering Corporation.
Theodore Rockwell (1923-2013) was a member of the Process Improvement Unit known as the “Tiger Team” in Oak Ridge, Tennessee.
Baker worked in the 300 Area at Hanford during the Manhattan Project.