National Museum of Nuclear Science & History
Creedon worked for Stone and Webster Engineering Corporation.
Hugo Leckelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
W. Smith worked for the Edenfield Electric Company.
Gilbert B. Dickman served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the pilot regularly assigned first to Luke the Spook and later to Big Stink.