Leonard W. Fromm Jr.

Leonard A. Beyer

Leonard Beyer worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. H. Brown

Oswald Greager

Before the war Oswald Greager was a high-ranking DuPont chemist. He took leave from DuPont in 1942 to join the Army's Chemical Warfare Service.

John DoLong

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