National Museum of Nuclear Science & History
L. M. Genung worked for the Roane-Anderson Company.
Steinbach worked for Stone and Webster Engineering Corporation.
Samuel Allan Kline was a student majoring in physics at the University of Chicago before going to Los Alamos to work as a physicist.
J. M. Ryan worked for the United States Engineer District Office.
Francis Bell III served in the 393rd Bombardment Squadron.
