National Museum of Nuclear Science & History
Cloud worked for Stone and Webster Engineering Corporation.
T. E. Fant worked for the Roane-Anderson Company.
Robert F. Christy (1916-2012) was a Canadian-American theoretical physicist Christy’s doctoral advisor at the University of California, Berkeley was Robert Oppenheimer, but Christy’s initial involvement with the Manhattan Project came at the Metallurgical Lab at the University of Chicago.
Elbert B. Smith served in the 393rd Bombardment Squadron.