1970s
Knoedler, Bob
March 23 1964
circa 1963
1989
Irving, Gary
March 24 1955
Holabird & Root
May 24 1956
Holabird & Root
December 21 1991 – March 20 1992
Doty, Carol L.
August 17 2015
The Morton Arboretum
1955 – 1956
1980s
April 1993
Nachel, Jim
December 14 1954
Morton, Sterling