W. B. Parsons

Leo P. Hassen

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

H. H. Hudson

H. H. Hudson worked for the Tennessee Eastman Corporation at the Y-12 Plant.

H. N. Fox

H. N. Fox worked for the Union Carbide & Carbon Corporation.

J. Grant Cline