National Museum of Nuclear Science & History
A. H. Femmel served in the 390th Air Service Group.
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.
Fred Houston worked for the United States Engineer District Office.
Underwood worked at the 200 West Area at Hanford during the Manhattan Project.