National Museum of Nuclear Science & History
Marion Mandel was a laboratory technician in the Health Division at the University of Chicago Met Lab.
M. L. Seay served in the 393rd Bombardment Squadron.
W. R. Sutton worked for the Edenfield Electric Company.
P. P. Evans worked at the 200 West Area at Hanford during the Manhattan Project.
Lawrence S. O’Rourke began working on the Manhattan Project at Columbia University after he was called up from the Army Reserves in 1943.