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.
William Thomas McNamara worked in Oak Ridge Tennesee with his wife Mildred Wilton from 1942 to 1946. Prior to accepting a job at Oak Ridge, McNamara had worked at the Charlestown Navy Shipyard in Boston.