National Museum of Nuclear Science & History
E. Prendergast worked for the United States Engineer District Office.
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.
W. R. Perret worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Bryson worked at the 300 Area at Hanford during the Manhattan Project.