January 14 1987
Kohout, John
1980s
Larkin, Joe
1990s
1992
1989
Irving, Gary
1993
1981
June 21 – September 20 1980
December 21 1994 – March 20 1995
September 21 – December 20 1995
Mengler, Jeff
April 1987
April 1990
Doty, Carol L.
April 1996
Hootman, Rick
August 1988
December 27 1988
Ware, George
1988
July 1992
Nachel, Jim
March 21 – June 20 1988
September 21 – December 20 1988
September 21 – December 20 1989
September 21 – December 20 1990
April 1980
July 19 1984
R. C. Mangnall
July 8 1984
Siekkinen, Jack C.