National Museum of Nuclear Science & History
Alvin Graves (1909-1965) was an American physicist. Graves was invited to join the University of Chicago Metallurgical Laboratory and in 1942 he accepted the position and became a member of the Manhattan Project.
Francis D. Thornhill served as a captain in the 393rd Bombardment Squadron. He was the navigator on the Straight Flush during the Hiroshima mission.
