National Museum of Nuclear Science & History
William Gray worked for the Roane-Anderson Company.
Clement J. O’Hara served in the 1027th Air Material Squadron.
Lyman Brenneman was a member of the Special Engineer Detachment at Oak Ridge and was assigned to the K-25 Power Plant.
George Royster was a civilian physicist working at the X-10 graphite reactor in Oak Ridge, Tennessee.
