National Museum of Nuclear Science & History
Svoboda worked for Stone and Webster Engineering Corporation.
James J. Reilly served as a corporal in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 The Great Artiste.
Bernard Sesko served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Leonard Krouldis was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.