National Museum of Nuclear Science & History
S. C. Barnett worked for the Union Carbide & Carbon Corporation.
John E. Wirth worked for Clinton Laboratories at the X-10 Reactor.
Millard Sloan was a chemical operator at the Y-12 Plant in Oak Ridge, Tennessee from 19445 to 1947. Sloan was a Tennessee native who served in India with the 12th Air Cargo Re-supply Squadron of the US Army before working at Oak Ridge.