National Museum of Nuclear Science & History
Riley worked at the 200 West Area at Hanford during the Manhattan Project.
Barr worked for Stone and Webster Engineering Corporation.
Granville K. Hartley served in the 1027th Air Material Squadron.
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.