Charles R. Wolfe

Wilbur L. Johnston

F.C. Pierce

Pierce worked for Stone and Webster Engineering Corporation.

Arthur “Pete” V. Peterson

Colonel Arthur “Pete” V. Peterson was the Army’s area engineer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

T. C. Parham

T. C. Parham worked for the Tennessee Eastman Corporation at the Y-12 Plant.