National Museum of Nuclear Science & History
George I. Ray worked for the G.G. Ray Company.
T. R. Logan worked for the United States Engineer District Office.
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.
Whipple worked at the K-25 plant at Oak Ridge during the Manhattan Project. He was also a member of the K-25 basketball team.