James Ensor (Belgian, 1860-1949)
Charles Parsons (American, 1821-1910)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
William Merritt Chase (American, 1849-1916)
Saverio Manetti (Italian, 1723 – 1785)
John Gould (English, 1804-1881)
George Hudson (New Zealander, 1867 – 1946)
John James Audubon (American, 1785-1851)
Anton Braith (German, 1836 - 1905)
Emil Volkers (German, 1831-1905)
Frederick DuCane Godman (English, 1834 – 1919)
Johann Caspar Fuessli (Swiss , 1743-1786)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Louis Agassiz (American, 1807 – 1873)
John Gould (English, 1804-1881)
Amedeo John Engel Terzi (Italian, 1872-1956)
Anonymous
Henry Thomas Alken (English, 1785 – 1851)
John Gould (English, 1804-1881)
Théodore Géricault (French, 1791-1824)
Joseph Wolf (German, 1820-1899)
Johann Friedrich Naumann (German, 1780 – 1857)
Louis Agassiz (American, 1807 – 1873)
Charles Van Den Eycken (Belgian, 1859-1923)
Marcus Elieser Bloch (German, 1723–1799)