National Museum of Nuclear Science & History
H. F. Farwell worked for the Roane-Anderson Company.
Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Albert S. Kerns was a mechanical engineer assigned to the SED (Special Engineer Detachment) at Los Alamos, New Mexico.
Gerold Tenney was a member of the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.