National Museum of Nuclear Science & History
H. R. Grady worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Brisco worked at the 300 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.
Tracy worked for Stone and Webster Engineering Corporation.
