National Museum of Nuclear Science & History
J. J. Mitchell worked for the Fercleve Corporation.
L. C. Hafer worked for the Tennessee Eastman Corporation at the Y-12 Plant.
John Weil was a member of the Special Engineer Detachment serving at Los Alamos from early 1943 through the end of the war.
Harry Grisham worked for the Kellex Corporation at the K-25 Plant.
