National Museum of Nuclear Science & History
A. M. Brown worked for the Watson-Flagg Engineering Company.
Sidney J. Bellamy served as a corporal in the 393rd Bombardment Squadron. He was regularly assigned to the Necessary Evil as a radar observer, but flew in the Big Stink in the mission to Nagasaki.
Bert Tolbert joined the Manhattan Project in 1944 while completing his PhD in Chemistry from the University of California at Berkeley.
Carmack worked at the 200 West Area at Hanford during the Manhattan Project.