Frank Hollinger

Maybelle A. Panzer

Maybelle Panzer worked for the United States Engineer District Office.

James Downey

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

J. C. Hecker

J. C. Hecker worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Orin McClure