National Museum of Nuclear Science & History
Robert Barker worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Edward Bankowski was a part of the 509th Composite Group stationed on Tinian Island in the Pacific. Specifically, Bankowski was an Aircraft Maintenance Chief with the 603rd Air Engineering Squadron from May to November 1945.
Pierce worked in the 200 West Area at Hanford during the Manhattan Project.
Bill Hartnett worked in plutonium metallurgy for the Manhattan Project at the Hanford Engineer Works from January 1943 to December 1946.