National Museum of Nuclear Science & History
Antilla worked in the United States Engineer District Office.
Badger worked in the 100 B Area at Hanford during the Manhattan Project.
Ralph Nobles was one of three brothers to work on the Manhattan Project. He and his brother William worked at Los Alamos, while brother Robert was at the University of Chicago’s Metallurgical Laboratory.
Crawford Greenewalt (1902-1993) was an American chemical engineer. He was one of the managers of the Manhattan Project for DuPont.
Frederic Showalter served in the First Ordnance Squadron.
