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.
Matias A. Zamora is a retired attorney and judge, and a U.S. Army veteran. He worked as a server at Fuller Lodge at Los Alamos during the Manhattan Project.
Hoenie worked at the 200 West Area at Hanford during the Manhattan Project.