John Gould (English, 1804-1881)
Charles Hamilton Smith (English, 1776-1859)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Joseph Wolf (German, 1820-1899)
John S. Hayes (English, 1786-1866)
Léo-Paul Robert (Swiss, 1851 - 1923)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Frederick DuCane Godman (English, 1834 – 1919)
Isaac Israëls (Dutch, 1865 – 1934)
George Hudson (New Zealander, 1867 – 1946)
Friedrich Voltz (German, 1817-1886)
Joseph Wolf (German, 1820-1899)
Edwin L. Sheppard (American, ?-1904)
John James Audubon (American, 1785-1851)
Johann Nepomuk Rauch (Austrian, 1804-1847)
Philipp Franz Balthasar von Siebold (German, 1796 – 1866)
Louis-Isidore Duperrey (French, 1786 – 1865)
Jacques-Raymond Brascassat (French, 1804–1867)
John Gould (English, 1804-1881)
Alfred Frédol (French, 1804-1863)
Daniel Giraud Elliot (American, 1835 – 1915)
Friedrich August Matthias Gauermann (Austrian, 1807-1862)
Jean Gabriel Prêtre (Swiss, 1768 – 1849)
Jean Gabriel Prêtre (Swiss, 1768 – 1849)
Marcus Elieser Bloch (German, 1723–1799)