National Museum of Nuclear Science & History
O'Brien worked for Stone and Webster Engineering Corporation.
Before her time at Oak Ridge, Alice Stein was a stenographer. With a lack of need for stenographers, Alice began working in production for war planes until she asked to operate cyclotrons at the Y-12 plant.
Hester was a staff member at Los Alamos during the Manhattan Project.
Harry Petcher's flat feet meant he couldn't be drafted, but still had an obligation to work for the war effort.