National Museum of Nuclear Science & History
J. L. Ledgerwood worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Bearde worked at Los Alamos during the Manhattan Project.
Joseph Gilbert “Joe” Hamilton (1907-1957) was a physician who directed biomedical research at the Berkeley site of the Manhattan Project.
R. W. Erickson worked at the 200 West Area at Hanford during the Manhattan Project.