National Museum of Nuclear Science & History
I. P. Grill served in the 390th Air Service Group.
William R. Purnell (1886-1955) was a Rear Admiral in the US Navy and served as the Navy liaison on the Military Policy Committee for the Manhattan Project.
Glenn S. Allison served as a corporal in the 393rd Bombardment Squadron. He was the tail gunner regularly assigned to the B-29 Next Objective.
Harry Reason was a janitor at the Metallurgical Laboratory in Chicago during the Manhattan Project.