Daniel Giraud Elliot (American, 1835 – 1915)
John Gould (English, 1804-1881)
Jean Baptiste Paul Lazerges (French, 1845-1902)
Charles Hamilton Smith (English, 1776-1859)
John Gerrard Keulemans (Dutch, 1842-1912)
Louis-Isidore Duperrey (French, 1786 – 1865)
Jean-Baptiste Audebert (French, 1759-1800)
Filippo Buonanni (Italian, 1638 – 1723)
Maud Earl (English, 1864–1943)
John Obadiah Westwood (English, 1805 – 1893)
Samuel Howitt (English, 1756-1822)
Artuš Scheiner (Czech, 1863 – 1938)
Joseph Smit (Dutch, 1836 – 1929)
W. A . Blakston (English, 19th Century)
Julius Scheuerer (German, 1859-1913)
John Woodhouse Audubon (American, 1812-1862)
Rosa Bonheur (French, 1822-1899)
John James Audubon (American, 1785-1851)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Marcus Elieser Bloch (German, 1723–1799)
Frederick DuCane Godman (English, 1834 – 1919)
Frederick DuCane Godman (English, 1834 – 1919)
Mark Catesby (English, 1683 – 1749)
Isaac van Haastert (Dutch, 1753-1834)
Louis Agassiz (American, 1807 – 1873)
Louis Agassiz Fuertes (American, 1874 – 1927)
James Duncan (Canadian, 1806-1881)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Albert Bierstadt (American, 1830-1902)
Marcus Elieser Bloch (German, 1723–1799)
John Gould (English, 1804-1881)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Mark Catesby (English, 1683 – 1749)
Saverio Manetti (Italian, 1723 – 1785)
Saverio Manetti (Italian, 1723 – 1785)
Pieter Pietersz. Barbiers (Dutch, 1749 - 1842)
Guillaume Anne van der Brugghen (Dutch, 1812-1891)
John Frederick Herring Jr. (English, 1820-1907)
Christian Friedrich Gille (German, 1805-1899)
Jan Swammerdam (Dutch, 1637 – 1680)
Claude Lorraine Ferneley (English, 1822-1891)
Johann Caspar Fuessli (Swiss , 1743-1786)
John James Audubon (American, 1785-1851)
Saverio Manetti (Italian, 1723 – 1785)
Benno Raffael Adam (German, 1812-1892)
Theodor Philipsen (Danish, 1840-1920)
Moritz Müller (German, 1841 - 1899)
Louis Agassiz (American, 1807 – 1873)
Archibald Thorburn (Scottish, 1860-1935)
Saverio Manetti (Italian, 1723 – 1785)
John James Audubon (American, 1785-1851)
Anonymous
Frederick DuCane Godman (English, 1834 – 1919)
Carl Reichert (Austrian, 1836-1918)
Allan Brooks (Canadian, 1869 – 1946)