John W. Castater

R. B. Keeney

A. P. Huber

A. P. Huber worked for the Union Carbide & Carbon Corporation.

Rachel Gilbreath

Rachel Gilbreath was a laboratory technician at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Edward J. Campeau

Edward J. Campeau served in the 603rd Air Engineering Squadron.