National Museum of Nuclear Science & History
John Owen worked for the Roane-Anderson Company.
Ralph V. Hagan served in the 1st Ordnance Squadron.
Dick Kosh was an American physicist. He worked at the Los Alamos site during the war, arriving from the University of Wisconsin, Madison, and then stayed afterwards.
John William Starner joined the Manhattan Project in December 1943 as a member of the Special Engineer Detachement at Los Alamos.
