National Museum of Nuclear Science & History
Edward Simon worked for the Roane-Anderson Company.
Edward Littleton was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Handforth worked at the 200 West Area at Hanford during the Manhattan Project.
Vernon J. Rowley served as a sergeant in the 393rd Bombardment Squadron. He was the radar operator on the B-29 Jabit III on the Hiroshima mission.