National Museum of Nuclear Science & History
Gus Schultz was the foreman of the drafting room and machine shop (Shop Group) at Los Alamos during the Manhattan Project.
Nellie Jennings was a laboratory assistant at the Metallurgical Laboratory at the University of Chicago during the Manhattan Project.
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.