National Museum of Nuclear Science & History
H. W. Butsch worked for the William A. Pope Company.
Stewart worked at the 200 West Area at Hanford during the Manhattan Project.
Keeley worked for Stone and Webster Engineering Corporation.
Ward A. Bouvier served from November 1943 to the end of the war, designing and producing precision instruments used by the scientific personnel at the Met Lab of the University of Chicago.
Blackstone worked in the United States Engineer District Office.