National Museum of Nuclear Science & History
Hartman worked for Stone and Webster Engineering Corporation.
Peer de Silva (1917-1978) was an American Army officer and a station chief for the CIA. De Silva was born in San Francisco.
D. V. Parker worked for the Roane-Anderson Company.
Chester J. Krajewski served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Top Secret.
Joe Romero was a staff worker at Los Alamos during the Manhattan Project.
