J. W. Parker

W.G. Chmielewski

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

H.B. Shultz

Stewart Fox

Stewart Fox was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Henry Warwick

Henry Warwick worked for the A. S. Schulman Electric Company.