Johann Friedrich Naumann (German, 1780 – 1857)
Jan Brandes (Dutch, 1743-1808)
Thomas Hewes Hinckley (American, 1813-1896)
Paul-Andre Robert (Swiss, 1901-1977)
Charles Atwood Kofoid (American, 1865-1947)
Charles Collins (Irish, 1680-1744)
Johann Jakob Walther (German, 1604-1676)
John Gould (English, 1804-1881)
John L. Petrie (American, 19th Century)
Saverio Manetti (Italian, 1723 – 1785)
William Simpson (Scottish, 1823-1899)
Frank Edward Clarke (New Zealander, 1849 – 1899)
John Gould (English, 1804-1881)
Paul Lemore (French, 1831-1915)
Saverio Manetti (Italian, 1723 – 1785)
Alexandre François Desportes (French, 1661-1743)
John Gould (English, 1804-1881)
Louis Agassiz (American, 1807 – 1873)
Marcus Elieser Bloch (German, 1723–1799)
Louis-Isidore Duperrey (French, 1786 – 1865)
John Frederick Herring Jr. (English, 1820-1907)
Joseph Smit (Dutch, 1836 – 1929)
Benno Raffael Adam (German, 1812-1892)
John Gould (English, 1804-1881)
Gustave Courbet (French, 1819-1877)
Emil August Göldi (Swiss, 1859-1917)
Louis Agassiz Fuertes (American, 1874 – 1927)
John Emms (English, 1843–1912)
Thomas Hewes Hinckley (American, 1813-1896)
Lorenz Oken (German, 1779 – 1851)
Otto Staudinger (German, 1830 – 1900)
George Hudson (New Zealander, 1867 – 1946)
Heinrich Von Zügel (German, 1850 - 1941)
John James Audubon (American, 1785-1851)
Circle of Sir Edwin Henry Landseer (English, 1802-1873)
Johann Friedrich Naumann (German, 1780 – 1857)
Henrik Gronvold (Danish, 1858 – 1940)
Marcus Elieser Bloch (German, 1723–1799)
Anonymous
Jules Baron Finot (French, 1826 - 1906)
Charles Hamilton Smith (English, 1776-1859)
Saverio Manetti (Italian, 1723 – 1785)