H. E. Oftdahl

Albert Wilson

Frank E. Keene

Frank E. Keene was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

N. J. Carothers

Carothers worked in the United States Engineer District Office.

W. A. De Bord

W. A. Debord worked for Clinton Laboratories at the X-10 Reactor.