H.C. Sittig

E. D. Hoynoski

E. D. Hoynoski worked for the Tennessee Eastman Corporation at the Y-12 Plant.

D. E. Hudson

James McIntosh

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

Allen Ridley

Ridley worked at the 300 Area at Hanford during the Manhattan Project.