Gary Harlan Ross
2023, 2012, 2011, 2007

Robert Lee Thompson
2022-2023, 2020-2022, 2019-2020, 2019, 2019, 2015, 2011, 2010, 2009, 1996, 1995, 1994, 1993, 1992, 1990, 1989, 1988, 1982, 1981

Douglas Irwin Richardson
2018

William Cliford Palmer
2017, 2016

Charles William Yohe
2013, 2012, 2006, 2005, 2001, 1991, 1987, 1986, 1985, 1979

Michael George Fitting
2008, 1992, 1990, 1989, 1985, 1983

Frank William Bauer
2004, 2003

Christian E. Williams
2001, 2000

John H. Bartram
1998, 1997, 1996, 1995, 1993, 1974, 1973, 1968

Harold E. Jones
1994

William T. P. Jenks
1982

William Palmer Enlow
1980

James R. Howe
1975, 1969