National Museum of Nuclear Science & History
Cummins worked in the United States Engineer District Office.
Betty Utterback was a staff worker at Los Alamos during the Manhattan Project.
Paul Metro was a member of the 393rd Bomb Squadron in the 509th Composite Group stationed in Wendover, Utah and on Tinian Island in the Pacific.
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.
