Allen P. McMahan

William T. Kelley

William T. Kelley was drafted in 1942 into the Army and was assigned to the Corps of Engineers’ Manhattan District as part of the counterintelligence element of the project.

C. J. Carrol

C. J. Carrol worked for the Poe Piping & Heating Company.

H. J. Held

Mollie Spiro

Mollie Sprio was a stenographer at the Metallurgical Laboratory in Chicago during the Manhattan Project.