National Museum of Nuclear Science & History
M. G. Mastin worked for the Fercleve Corporation.
Howard G. Manuel served in the 1027th Air Material Squadron.
Rose Pingel was a staff worker at Los Alamos during the Manhattan Project.
John A. Wilbur served in the First Ordnance Squadron.
E. F. Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.