National Museum of Nuclear Science & History
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.
Darol Froman (1906-1997) was an American-born, Canadian physicist. In 1939, Darol Froman studied waveguides and radar as part of a McGill group dedicated to helping the Canadian war effort.