National Museum of Nuclear Science & History
Flonnie Sloan worked in Building 9201 in the Y-12 plant at Oak Ridge, Tennessee from 1943 to 1945.
R. R. Rebol served in the 509th Headquarters.
Burr H. Ritter was a chemical engineer at the Hooker Chemical Company in Niagara Falls, New York during the Manhattan Project.
Watt Smith worked for the United States Engineer District Office.