National Museum of Nuclear Science & History
Joseph Papalia is an official historian of the 509th Composite Group, the US Army Air Force unit created specifically for dropping atomic bombs during World War II.
Lt. Col. James C. Stowers was an engineer in the Army Corps of Engineers and became the unit chief for the K-25 Gaseous Diffusion Plant.
David P. Hovsepian served in the 1027th Air Material Squadron.
