National Museum of Nuclear Science & History
Svoboda worked for Stone and Webster Engineering Corporation.
George J. Brown served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Up An’ Atom.
Lillian Sexton was a switchboard operator at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Francis Bernard “Bernie” Donlan was an American photographer and a clerk at the Chicago Met Lab during the Manhattan Project.