National Museum of Nuclear Science & History
Arthur L. Hughes was an British/Welsh physicist. He worked on the Manhattan Project in St. Louis on the cyclotron and plutonium production and at Los Alamos, NM.
Bates worked in the United States Engineer District Office.
Curtis P. Fowler served in the 1027th Air Material Squadron.
Tappscott worked at the 100-F Area at Hanford during the Manhattan Project.