National Museum of Nuclear Science & History
Geiger worked in the United States Engineer District Office.
Margaret Ramsey Keck (1923-2016) was an American physicist. Soon after she graduated in 1945 from the University of Rochester with a degree in physics, Keck was hired by the Manhattan Project to work at Los Alamos.
Jessen worked at the 200 East Area at Hanford during the Manhattan Project.
