Carl Kasalek

C. C. Patterson

F. Schmidt

F. Schmidt worked for the Tennessee Eastman Corporation at the Y-12 Plant.

J. P. Alexander

J. P. Alexander worked for the Kellex Corporation at the K-25 Plant.

Leo P. Hassen

Leo P. Hassen was a security guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.