National Museum of Nuclear Science & History
Leo J. Czaja served in the 603rd Air Engineering Squadron.
Williamson worked at the 300 Area at Hanford during the Manhattan Project.
John W. Dulin served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the navigator regularly assigned to the B-29 Strange Cargo.
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.