National Museum of Nuclear Science & History
James Van Pelt served as a captain in the 393rd Bombardment Squadron of the 509th Composite Group. He flew in the Great Artiste as a navigator during the mission to bomb Hiroshima.
George Graves was a technical advisor at Hanford, and so famous there that he inspired a poem: "We'd called up a tight design/ Hewn strictly to the longhairs' line.
Paul McKim worked for the United States Engineer District Office.