National Museum of Nuclear Science & History
Ray Sheehan worked for the United States Engineer District Office.
Robert J. Arnson served in the 1st Ordnance Squadron.
Arlene Gertrude Scheidenhelm (1908-1970) was the Director of the Women’s Army Corps for the Manhattan District.
Ray Williams was a member of the 1st Ordnance Squadron in the 509th Composite Group in Wendover, Utah and on Tinian Island in the Pacific in 1945.
James Sircom Allen (1911-1982) was a Canadian-American physicist who worked at the Massachusetts Institute of Technology and Los Alamos during the Manhattan Project.
