Wendell C. Countiss

Arnold “Ace” Grubbe

Arnold Grubbe (1904-2002) was an engineer working for the civilian contractor Crane Company in Oak Ridge, Tennessee.

C. A. Yoakum

C. A. Yoakum worked for the United States Engineer District Office.

G. W. Kearsely

G. W. Kearsely worked for the Tennessee Eastman Corporation at the Y-12 Plant.

Claude E. Hall