National Museum of Nuclear Science & History
R. E. Graves worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Peter Watkins was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
Casimer J. Borkowski was the group leader of the Instruments and Physical Measurements Group for Clinton Laboratories at the X-10 Reactor.
Brooksbank worked in the United States Engineer District Office.