National Museum of Nuclear Science & History
Harold Katz worked for the Roane-Anderson Company.
E. S. Ryan, Jr. worked for the Poe Piping & Heating Company.
When she was fifteen, Mary (Whittlesey) Kennedy moved to Oak Ridge after her mother, Kleber Whittlesey, had secured a job as a secretary there.
George Morgan was a chemical engineer who worked for the Manhattan Project in both New York and Oak Ridge, TN.
Bryson worked at the 300 Area at Hanford during the Manhattan Project.