National Museum of Nuclear Science & History
H. M. Ellis, Jr. worked for the Roane-Anderson Company.
Mann worked in the 200 West Area at Hanford during the Manhattan Project.
Peter T. Harris served in the 393rd Bombardment Squadron.
Arthur Levy was a member of the Special Engineering Detachment responsible for developing high explosive casting procedures for the Fat Man plutonium bomb at S-Site at Los Alamos.