Richard S. Guenther

Gerald E. Huber

Frank E. Keene

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

H. M. Mottern

H. M. Mottern worked for the Tennessee Eastman Corporation at the Y-12 Plant.

William Twyford

William Twyford served in the 603rd Air Engineering Squadron.