Walter A. Stippler

Edward B. Doocy

Edward B. Doocy worked for the Watson-Flagg Engineering Company.

Harold E. Hoover

Harold Hoover was a member of the Special Engineer Detachment during the Manhattan Project. He worked as a filter foreman at the Y-12 Plant, but his real job was in counterintelligence, to ensure no sabotage occurred.

Frederick C. Sander

K. A. O’Connor

K. A. O'Connor worked for the Roane-Anderson Company.