National Museum of Nuclear Science & History
T. O. Searles worked for the Midwest Piping and Supply Company.
Richard H. Foss served in the 1st Ordnance Squadron.
Peter Watkins was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Joseph Hirschfelder was an American physicist. He held doctorates in physics and chemistry from Princeton University.