Sir Andrew Smith (English, 1797-1872)
Horace Pippin (American, 1888-1946)
Joseph Wolf (German, 1820-1899)
John James Audubon (American, 1785-1851)
Thomas Weaver (English, 1775-1844)
Henry Seebohm (English, 1832 – 1895)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Maurice Scanlan (American, 19th Century)
René-Primevère Lesson (French, 1794 – 1849)
John Obadiah Westwood (English, 1805 – 1893)
W. A . Blakston (English, 19th Century)
George Hudson (New Zealander, 1867 – 1946)
Joseph Wolf (German, 1820-1899)
John Gould (English, 1804-1881)
Pieter van der Hulst (Dutch, 1651-1727)
Theo van Hoytema (Dutch, 1863-1917)
Johann Friedrich Wilhelm Herbst (German, 1743-1807)
Jan Swammerdam (Dutch, 1637 – 1680)
Cornelius van Leemputten (Belgian, 1841–1902)
Lorenz Oken (German, 1779 – 1851)
Jacques-Raymond Brascassat (French, 1804–1867)
Barret And Sons (English, 19th Century)
Louis Agassiz (American, 1807 – 1873)
Edmund Henry Osthaus (American, 1858–1928)