National Museum of Nuclear Science & History
A. T. Sampson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Otto Frisch (1904-1979) was an Austrian-born physicist. Frisch joined the Manhattan Project in 1943, but his most important contribution to the project came in 1940 in England.
Louis Fasulo worked at Los Alamos for nine years, beginning in 1943. In 1952, he began a 31 year long career with the Rocky Flats nuclear weapons plant.
Hammond worked at the 300 Area at Hanford during the Manhattan Project.
L. L. Kelly worked for the United States Engineer District Office.