National Museum of Nuclear Science & History
Bradley worked at the 300 Area at Hanford during the Manhattan Project.
Grace Hardin worked for the J.A. Jones Construction Company.
Geer worked at the 100-D Area at Hanford during the Manhattan Project.
Alfred Hanson (1914-2005) was an American physicist. Alfred Hanson came to the Manhattan Project from the University of Wisconsin where he had recently completed his doctoral work, studying the Van de Graaf “long tank” accelerator.