National Museum of Nuclear Science & History
Gunhild Swanson was a staff worker at Los Alamos during the Manhattan Project.
George Cowan joined the Manhattan Project in 1942 at the Met Lab as a chemist for Enrico Fermi’s group, and also worked for Columbia University.
E. A. Beaven worked for the Roane-Anderson Company.
Bottomley worked in the United States Engineer District Office.