Watts, May Theilgaard
1750 – 1773
Ehret, Georg Dionysius, 1708-1770.
19th century
1830s
Audubon, John James, 1785-1851.
1860
20th century
1940s
1940 – 1950
1943
circa 1950
June 21 – September 20 1968
1970
Tyznik, Anthony
March 21 – June 20 1970
September 4 1974
Stickney, William S.
1989
Hart, Nancy
1997