C. W. Hasty

W. Sadler

Sadler worked at the 100-B Area at Hanford during the Manhattan Project.

Natale J. Bifano

Bifano worked at Los Alamos during the Manhattan Project. 

F. H. Bewlay

Daniel J. Keefe

Daniel J. Keefe was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.