National Museum of Nuclear Science & History
Joe Langston worked for the J.A. Jones Construction Company.
Rene Prestwood was an American nuclear chemist. Prestwood was recruited for the Manhattan Project as a young chemist from the University of California-Berkeley.
Williams worked at the 200 East Area at Hanford during the Manhattan Project.
Jas Penny, Jr. worked for the Tennessee Eastman Corporation at the Y-12 Plant.