National Museum of Nuclear Science & History
Fred H. Greene was an engineer who worked on the K-25 Plant in Oak Ridge, TN, for Union Carbide and Carbon.
Larson worked in the 200 West Area at Hanford during the Manhattan Project.
Hymer Friedell was the deputy medical director of the Manhattan Engineer District at Oak Ridge. He worked closely with Robert Stone and Stafford Warren in studying the effects of radiation on the human body.
H. A. McWade worked for the Edenfield Electric Company.