National Museum of Nuclear Science & History
John O. Barker served in the 320th Troop Carrier Squadron.
Herbert Potratz was an American chemist. Potratz was born in 1902 in Iowa. He received a B.S., an M.S.
Attended the University of Oklahoma.
Leonard Lindey was a member of the Miltary Police assigned to Oak Ridge, Tennessee. He worked primarily in perimeter security, checking on all personnel coming in and out of the complex.