National Museum of Nuclear Science & History
Harvey C. Rentschler was an American inventor and director of research at the Westinghouse Electric Corporation Lamp Plant in Bloomfield, New Jersey.
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.
Frank Graham worked for the Midwest Piping and Supply Company.