National Museum of Nuclear Science & History
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.
Charles Mallon worked for the Kellex Corporation at the K-25 Plant.
John Lansdale (1912 – 2003) was a colonel in the US Army. Lansdale first learned of the Manhattan project from National Defense Research Committee Chairman James B.