Raymond A. Marchlewski

A. O. Bedford

Tommye Williamson

Tommye Williamson worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Opal MacDonald

Opal MacDonald was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Sam Hardie Jr.

Hardie worked in the United States Engineer District Office.