Walter R. Boscardin

B. G. Rowland

B. G. Rowland worked for the United States Engineer District Office.

Harry W. Winkler

Harry Winkler worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Leslie R. Groves

Lieutenant General Leslie Groves (1896-1970) was a United States Army Corps of Engineers officer and director of the Manhattan Project.

Charles McPherson