Jack E. Newman

D.A. Ray

Blanche J. Lawrence

Blanche J. Lawrence was an African-American research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

J. C. Gleason

J. C. Gleason worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Patrick J. Gahan

Gahan worked in the United States Engineer District Office.