National Museum of Nuclear Science & History
Herbert E. Kubitschek (1920-1989) was an American biologist and physicist. He studied under Enrico Fermi at the University of Chicago and was present when Chicago Pile-1, the world’s first self-sustained nuclear chain reaction, went critical on December 2, 1942.
Marilyn Hanna was trained as a clerk typist, and worked for the Manhattan Project in Oak Ridge and later for the Security and Patent divisions in Washington, DC.
G. P. Happ worked for the Tennessee Eastman Corporation at the Y-12 Plant.
