Howard R. Kansella

E. F. Ryan

E. F. Ryan worked for the United States Engineer District Office.

Jonathan N. Smith

Henry J. Wollweber

Henry J. Wollweber was a guard at the University of Chicago’s Metallurgical Lab (“Met Lab”) during the Manhattan Project.

A. M. Koerner

A. M. Koerner worked for the Tennessee Eastman Corporation at the Y-12 Plant.