National Museum of Nuclear Science & History
Robert Serber (1909-1997) was an American physicist. He was recruited by J. Robert Oppenheimer to work on the Manhattan Project.
Dorothea lived in Chicago and was assigned to Dr. Robert Oppenheimer’s office in Los Alamos during the Manhattan Project.
A. H. Caldwell worked for the G.G. Ray Company.
O. N. Hall worked for the Tennessee Eastman Corporation at the Y-12 Plant.