March 21 – June 20 1968
September 21 – December 20 1968
March 21 – June 20 1969
June 21 – September 20 1969
March 21 1984
Davidson, Harold
April 8 1987
White, Joe W.
November 15 1986
Ballard, Lois N.
September 14 1984
Eickhoff, Carol
August 8 1988
Perry, Thomas O.
February 2 2000
Ware, George