National Museum of Nuclear Science & History
H. W. Butsch worked for the William A. Pope Company.
William Spindel was a member of the Special Engineer Detachments at Oak Ridge and Los Alamos. Spindel worked in a group that helped make coatings for the implosion bomb.
Harry Prosceno worked for the United States Engineer District Office.
J. N. Holt worked for the United States Engineer District Office.
