Robert W. Kupp

Philip C. Leahy

Philip C. Leahy was a Second Lieutenant for the U.S. Army Corps of Engineers who began his work for the Manhattan Project at the Metallurgical Laboratory at the University of Chicago, Illinois.

Nondice Jackson

Robert L. Amick

Stanley Krzyck

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