Atwood G. Bower

Philip Grant Koontz

Philip G. Koontz was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

James E. Grady

James E. Grady served in the 1st Ordnance Squadron. 

Frances Steele

Hugo Leckelt

Hugo Leckelt was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.