National Museum of Nuclear Science & History
Gilbert Plass was a Canadian physicist. Plass was born in 1922 in Toronto. He received a B.S. in physics from Harvard University before being hired to work on the Manhattan Project at the Chicago Met Lab, where he worked as an associate physicist.
P. B. Mayo, Jr. worked for the J.A. Jones Construction Company.
Duillio DiCostanzo worked at the shop in the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Bill Jessee was a nurse at the Los Alamos hospital.