George G. Byler, Jr.

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.

John E. Applegate

Attended Ohio State University.

W.J. Hatfield

Hatfield worked in the United States Engineer District Office.

Jose A. Gallegos