Lee W. Matson

Clinton D. Janney

Clinton Janney worked for the Tennessee Eastman Corporation at the Y-12 Plant.

John L. McInnis

Mendel Maskewitz

Maskewitz worked with calutrons at the Y-12 plant at Oak Ridge during the Manhattan Project.

Martha G. Johnson

Martha G. Johnson was a laboratory technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.