Robert C. Conley

Nathalie Goldowski

Nathalie Goldowski was a metallurgist at the University of Chicago’s Metallurgical Laboratory (“Met Lab”).

Abraham L. Longfield

Abraham L. Longfield was a Procurement and Property Officer for the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Joseph A. Manley

Melvin Bengston

Melvin Bengston was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.