National Museum of Nuclear Science & History
Captain William Downey served as the Protestant chaplain for the 509th Composite Group and led the crew of the Enola Gay in prayer before they departed for Hiroshima.
Mauricio G. Lucero served in the 1027th Air Material Squadron.
Edward F. “Ed” Hammel was an American chemist. Hammel had just completed his Ph.D. at Princeton University when he joined a Canadian heavy water project sponsored by the school in 1941.