National Museum of Nuclear Science & History
F. E. Sellers worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hayes worked in the United States Engineer District Office
Mary P. Frankel was one of the “human computers” at Los Alamos during the Manhattan Project. In the spring of 1943, Frankel and her husband, Stan, an American physicist who later became a computer scientist, arrived at Los Alamos.