National Museum of Nuclear Science & History
Ed Helfenberger worked for the Roane-Anderson Company.
B. M. Riney worked for the Roane-Anderson Company.
Gerald E. Bean served in the 509th Headquarters and Base Services Squadron.
Richard Emanatian was with the military police detachment at Los Alamos during the war. He maintained secrecy through the rest of his life, and his family only found about his involvement long after his death.
