National Museum of Nuclear Science & History
Richard “Dick” Keenan served in the Navy on Kwajalein Island from January to June of 1946.
Marion L. Williams served in the 603rd Air Engineering Squadron.
Gahan worked in the United States Engineer District Office.
Bill Hartnett worked in plutonium metallurgy for the Manhattan Project at the Hanford Engineer Works from January 1943 to December 1946.