National Museum of Nuclear Science & History
Ruby Palen worked for the United States Engineer District Office.
Morris Patapoff was a physicist at Los Alamos during the Manhattan Project.
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.
Dorothea Lisle was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.