National Museum of Nuclear Science & History
Wiendell worked at the 200 West Area at Hanford during the Manhattan Project.
E. L. Akard worked for the Comstock-Bryant Electric Company
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.
Robert Keen enlisted in the military on December 28, 1944 and began his training for the U.S. Army Corps of Engineers in January of 1945.