National Museum of Nuclear Science & History
Piper worked for Stone and Webster Engineering Corporation.
C. F. Fitter worked for the Tennessee Eastman Corporation at the Y-12 Plant.
W. R. Morgan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Thomas Guilfoyle was a member of the Military Police at the University of Chicago's Metallurgical Lab from 1943 to 1945.