Henry Zayatz

Ray P. Sheehan

Ray Sheehan worked for the United States Engineer District Office.

Richard L. Doan

Richard L. Doan was the Director of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

P. W. Rueff

P. W. Rueff worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Louis H. Lohman