National Museum of Nuclear Science & History
J. P. Valliant worked for the Union Carbide & Carbon Corporation.
Fred Hughes was a Reactor Operator at the Hanford B Reactor from 1943 through the end of the war. He worked for the DuPont Company, who transferred him from Prior, Oklahoma to Hanford in 1943.
Attended Massachussetts Institute of Technology.
Sherman worked for Stone and Webster Engineering Corporation.
Cathcart worked in the United States Engineer District Office.