National Museum of Nuclear Science & History
Richard Ehrlich worked at Los Alamos in the Theoretical Physics Division, during the Manhattan Project.
Claude E. McLenon served as a technical sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Big Stink, and he and his crew were later reassigned to Luke the Spook.
Gaffney worked in the United States Engineer District Office.
John Horan worked for the United States Engineer District Office.