National Museum of Nuclear Science & History
Raymond Brinkley served in the 1st Ordnance Squadron.
Bill Hackney worked for the H. K. Ferguson Company.
Samuel R. Macaione was a member of the Special Engineering Detachment at Los Alamos. He was known primarily not for his work, but for his membership in the thirteen-member swing band at Los Alamos, "The Keynotes.
Shepherd worked for Stone and Webster Engineering Corporation.