J. W. Kern

Edward P. Hayes

Edward P. Hayes was a laboratory assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

E. B. Hearn

W. R. Teckentien

W. R. Teckentien served 390th Air Service Group.

Theron G. Finzel

Dr. Theron G. Finzel was a chemical engineer/chemist. He worked for DuPont, and was  asked to help on the Manhattan Project.