National Museum of Nuclear Science & History
Paul Gerhard worked for the Kellex Corporation at the K-25 Plant.
Joseph Gilbert “Joe” Hamilton (1907-1957) was a physician who directed biomedical research at the Berkeley site of the Manhattan Project.
Harry Daghlian (1921-1945) was an American physicist. He died in 1945 from radiation poisoning after a criticality accident at Los Alamos.
Campbell worked for Stone and Webster Engineering Corporation.