National Museum of Nuclear Science & History
John Otto worked for Clinton Laboratories at the X-10 Reactor.
Thomas H. Brumagin served as a 2nd lieutenant in the 393rd Bombardment Squadron.
George Graves was a technical advisor at Hanford, and so famous there that he inspired a poem: "We'd called up a tight design/ Hewn strictly to the longhairs' line.
Raymond Taylor was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.