National Museum of Nuclear Science & History
Ross H. Johanson served in the 603rd Air Engineering Squadron.
June H. Roberts was a research assistant in the Instruments Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Dale Babcock was a physical chemist and colleague of Crawford Greenewalt. Greenewalt took Babcock and a few other close DuPont colleagues with him into the new world of atomic energy.