National Museum of Nuclear Science & History
John R. Leary Jr. was an American chemical engineer. He worked as a Shift Supervisor at the X-10 Plant, and as a research chemist in Building 205, at Oak Ridge.
N.F. Bowman was a consultant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Arthur Daniel Schelberg (1921-2009) was an American physicist. Schelberg was born in New York City. He studied at physics in Princeton, and was recruited to join the Manhattan Project at Los Alamos in 1943.
Edward A. Ryan Jr. served in the First Ordnance Squadron.