National Museum of Nuclear Science & History
Halpern worked in the United States Engineer District Office.
Truman P. Kohman (1916-2010) was an American chemist. Kohman worked on the Manhattan Project at the University of Chicago Metallurgical Laboratory and at Hanford, where he met his wife, Jane Sievers.
R. Q. Williams worked for the Roane-Anderson Company.
Ralph Alexander Gardner-Chavis (1922-) is a chemist and pioneer of hard plastics who worked at the University of Chicago’s Met Lab during the Manhattan Project.
