National Museum of Nuclear Science & History
E. D. Briley worked for the Midwest Piping and Supply Company.
Roderick E. Legg served as a sergeant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
Michael Cefola was an American chemist and a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
A.C. Tregillus was a procurement chief at the Metallurgical Laboratory in Chicago during the Manhattan Project.