National Museum of Nuclear Science & History
Bennie Tapia was a staff worker at Los Alamos during the Manhattan Project.
Joe M. Massengill served in the 603rd Air Engineering Squadron.
Greenhalgh worked in the United States Engineer District Office.
Robert Cohen was an American chemist. Cohen was born in 1923 in Rochester, NY. He received a B.S. in Chemical Engineering in 1944 and an M.
