National Museum of Nuclear Science & History
William Hester worked for the Roane-Anderson Company.
Elizabeth Butler was an infant in Oak Ridge, TN during the Manhattan Project. Her father worked for the civilian contractor Tennesee Eastman and was exposed to radiation while working on piping in K-25.
Bellas worked in the 100-F Area at Hanford during the Manhattan Project.
Robert Schrader was completing his PhD in chemical engineering at MIT when he was selected to work on the Manhattan Project in Boston.