Conradijn Cunaeus (Dutch, 1828-1895)
John Edwards Holbrook (American, 1796 – 1871)
Edwin L. Sheppard (American, ?-1904)
John James Audubon (American, 1785-1851)
Theo van Hoytema (Dutch, 1863-1917)
Frederick DuCane Godman (English, 1834 – 1919)
Tadeusz Makowski (Polish, 1882-1932)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
Alfred Frédol (French, 1804-1863)
John James Audubon (American, 1785-1851)
Charles Hamilton Smith (English, 1776-1859)
W. A . Blakston (English, 19th Century)
Otto Staudinger (German, 1830 – 1900)
Frederic Whiting (English, 1874–1962)
Louis Agassiz Fuertes (American, 1874 – 1927)
Louis Robbe (Belgian, 1806 - 1887)
John Gould (English, 1804-1881)
Jean Gabriel Prêtre (Swiss, 1768 – 1849)
George Shaw (English, 1751 – 1813)
John Edwards Holbrook (American, 1796 – 1871)
Johann Rudolf Koller (Swiss, 1828–1905)
Gustave Courbet (French, 1819-1877)
Richard Nicolaüs Roland Holst (Dutch, 1868 - 1938)
Jan Veth (Dutch, 1864-1925)
John Emms (English, 1843–1912)
George Edward Lodge (English, 1860 – 1954)
William Huggins (English, 1820 – 1884)
John Gould (English, 1804-1881)
Adrien-Joseph Heymans (Belgian, 1839-1921)
Lucas Cranach the Elder (German, 1472 - 1553)
John James Audubon (American, 1785-1851)
Heinrich Carl Küster (German, 1807 – 1876)
Mark Catesby (English, 1683 – 1749)
René de Rabié (French, 1700-1785)
John Gould (English, 1804-1881)
John James Audubon (American, 1785-1851)
Jan Swammerdam (Dutch, 1637 – 1680)
John James Audubon (American, 1785-1851)
Frederick DuCane Godman (English, 1834 – 1919)
Max Liebermann (German, 1847-1935)
Alfred Frédol (French, 1804-1863)
Saverio Manetti (Italian, 1723 – 1785)
Ludwig Sckell (German, 1833 - 1912)
Anonymous
Frederick DuCane Godman (English, 1834 – 1919)
Giovanna Garzoni (Italian, 1600-1670)
Cesare Viazzi (Italian, 1857-1943)
John Obadiah Westwood (English, 1805 – 1893)
Charles Demuth (American, 1883-1935)
Saverio Manetti (Italian, 1723 – 1785)
John Gould (English, 1804-1881)
Cornelis Saftleven (Dutch, 1607-1681)
John James Audubon (American, 1785-1851)
John Gould (English, 1804-1881)
Marcus Elieser Bloch (German, 1723–1799)
Archibald Thorburn (Scottish, 1860-1935)