National Museum of Nuclear Science & History
Manning worked for Stone and Webster Engineering Corporation.
James Sircom Allen (1911-1982) was a Canadian-American physicist who worked at the Massachusetts Institute of Technology and Los Alamos during the Manhattan Project.
W. N. Oaks worked for the Roane-Anderson Company.
John C. Hansen served as a Master Sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Laggin’ Dragon.