National Museum of Nuclear Science & History
Lester Bennett worked for the Kellex Corporation at the K-25 Plant.
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.
Kelly worked in the 100 D Area at Hanford during the Manhattan Project.
Tompkins worked for Stone and Webster Engineering Corporation.