R. K. Wahlen

C. H. Simpson

C. H. Simpson worked for Clinton Laboratories at the X-10 Reactor.

W. E. Kirby

Lee G. Warren

Lee Warren worked for the Tennessee Eastman Corporation at the Y-12 Plant.

W.G. Chmielewski

W. G. Chmielewski was a carpenter at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.