K. F. Hehl

J.A. Ricker

M. G. Mastin

M. G. Mastin worked for the Fercleve Corporation.

John DoLong

John DoLong was a guard at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

C. L. Scharfe

C. L. Scharfe worked for the Comstock-Bryant Electric Company.