National Museum of Nuclear Science & History
Francis Cook worked for the Roane-Anderson Company.
Richard F. Tagliabue served in the 320th Troop Carrier Squadron.
Cloyd Marvin had been drafted into the Army, interrupting his education at Haverford University, in 1943 and joined the Special Engineer Detachment as a technician third grade, later being assigned to Los Alamos National Labs in 1947.
Henry Wigen worked for the United States Engineer District Office.
John M. “Jack” Hubbard was an American meteorologist. Considered one of the brightest meteorologists in the world by the early 1940s, Hubbard was a former student of the renowned meteorologist Irving Crick.