National Museum of Nuclear Science & History
H. A. Ramsey worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Beatrice Coleman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
D. R. Keyes worked for the A. S. Schulman Electric Company.
John Henry Manley (1907-1990) was an American physicist. Manley worked on the Manhattan Project almost from its beginning, starting at the Metallurgical Lab at the University of Chicago.