National Museum of Nuclear Science & History
Conley worked at the 100-B Area at Hanford during the Manhattan Project.
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.
K. C. McGregor worked for the Edenfield Electric Company.