1999….. Philip Greasley
1998….. Larry Lockridge
1997….. Paul W. Miller
1996….. Scott Donaldson
1995….. Douglas Wixson
1994….. John E. Hallwas
1994….. Edgar M. Branch
1993….. Jane S. Bakerman
1992….. Frederick C. Stern
1991….. Bernard F. Engel
1990….. Philip Gerber
