National Museum of Nuclear Science & History
Armstrong worked in the United States Engineer District Office.
William Byrnes served in the 1st Ordnance Squadron.
Robert J. Stock served as a sergeant in the 393rd Bombardment Squadron. He was regularly assigned as a tail gunner to the Bockscar, but did not fly on that plane during the Nagasaki bombing mission in August of 1945.
H. A. Smith worked for the J.A. Jones Construction Company.