Raymond H. Picciano

J.E. Sage

H. F. Jacobsen

H. F. Jacobsen worked for the Union Carbide & Carbon Corporation.

Addie Saunders

Addie Saunders was a laboratory assistant in the Chemistry Division at the Metallurgical Laboratory in Chicago during the Manhattan Project.

Edward F. Kolley

Edward F. Kolley was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.