National Museum of Nuclear Science & History
O. W. Manz, Jr. worked for the Union Carbide & Carbon Corporation.
E. M. Rogers worked for the United States Engineer District Office.
Harlan Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Leo A. Ohlinger was a senior engineer at the University of Chicago Met Lab. Ohlinger was also Section Chief of P-IX, Engineering Physics.