National Museum of Nuclear Science & History
Winzenburg worked for Stone and Webster Engineering Corporation.
George L. Brabenec was a master sergeant in the 393rd Bombardment Squadron. He served as the flight engineer of the Necessary Evil, but flew in the Big Stink during the Nagasaki mission.
A. L. Bladholm worked for the J.A. Jones Construction Company.
Paul McKim worked for the United States Engineer District Office.