Albert Hoersch, Jr.

H. R. Pinepuks

H. R. Pinepuks worked for the Roane-Anderson Company.

E. S. Hoyle

E. S. Hoyle worked for the J.A. Jones Construction Company.

C. T. Edwards

Walter R. Julek

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