National Museum of Nuclear Science & History
J. P. Marus worked for the J.A. Jones Construction Company.
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.
Busse worked for Stone and Webster Engineering Corporation.
Du Flo worked in the United States Engineer District Office.