National Museum of Nuclear Science & History
Bearde worked at Los Alamos during the Manhattan Project.
P. R. Payne worked for the Roane-Anderson Company.
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.
Butler worked at Los Alamos during the Manhattan Project.