Thomas J. Pfaff

Edward J. Fredrick

Edward J. Fredrick was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

C. E. Johnson

C. E. Johnson worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Ossian R. Jones

Walter S. Rasmussen

Walter Rasmussen worked for the United States Engineer District Office.