R. C. Wayland

Joseph Kouba

Joseph Kouba was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Robert B. Patten

A. L. Crawford

A. L. Crawford worked for the J.A. Jones Construction Company.

H. M. Nappen

H. M. Nappen worked for the Tennessee Eastman Corporation at the Y-12 Plant.