National Museum of Nuclear Science & History
O'Brien worked for Stone and Webster Engineering Corporation.
Leo A. Ohlinger was a senior engineer at the University of Chicago Met Lab. Ohlinger was also Section Chief of P-IX, Engineering Physics.
P. R. Engles worked at the 300 Area at Hanford during the Manhattan Project.
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.