Robert Ridgway (American, 1850 – 1929)
John Gould (English, 1804-1881)
Frans Everbag (Dutch, 1877–1947)
Léo-Paul Robert (Swiss, 1851 - 1923)
Aert Schouman (Dutch, 1710-1792)
Louis Agassiz Fuertes (American, 1874 – 1927)
Robert Ridgway (American, 1850 – 1929)
Gustav Mützel (German, 1839 – 1893)
Jacques Barraband (French, 1767 – 1809)
Alfred Malherbe (French, 1804 – 1865)
Coenraad Jacob Temminck (Dutch, 1778-1858)
John Gould (English, 1804-1881)
Archibald Thorburn (Scottish, 1860-1935)
Aert Schouman (Dutch, 1710-1792)
Philipp Ferdinand de Hamilton (Flemish, ca. 1664 - 1750)
Joseph Wolf (German, 1820-1899)
Elizabeth Gould (English, 1804-1841)
John Gould (English, 1804-1881)
Robert Ridgway (American, 1850 – 1929)
W. A . Blakston (English, 19th Century)
Emil August Göldi (Swiss, 1859-1917)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Alfred Malherbe (French, 1804 – 1865)
Carl Moser (Austrian, 1873 - 1939)
Johann Friedrich Naumann (German, 1780 – 1857)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Coenraad Jacob Temminck (Dutch, 1778-1858)
John Gould (English, 1804-1881)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Léo-Paul Robert (Swiss, 1851 - 1923)
John Gould (English, 1804-1881)
W. A . Blakston (English, 19th Century)
Léo-Paul Robert (Swiss, 1851 - 1923)
John James Audubon (American, 1785-1851)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Daniel Giraud Elliot (American, 1835 – 1915)
John Gould (English, 1804-1881)
Edward Julius Detmold (English, 1883-1957)
Alfred Malherbe (French, 1804 – 1865)
Emil August Göldi (Swiss, 1859-1917)
W. A . Blakston (English, 19th Century)
Jacques Barraband (French, 1767 – 1809)
John Gould (English, 1804-1881)
Johann Friedrich Naumann (German, 1780 – 1857)
Ferdinand von Wright (Finnish, 1822- 1906)
John Gould (English, 1804-1881)
Frans Everbag (Dutch, 1877–1947)
Johann Friedrich Naumann (German, 1780 – 1857)
Aert Schouman (Dutch, 1710-1792)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Jacques Barraband (French, 1767 – 1809)
John Gould (English, 1804-1881)
Mu’in Musavvir (Iranian, active 1630s–90s)
W. A . Blakston (English, 19th Century)
Johann Friedrich Naumann (German, 1780 – 1857)
Alfred Malherbe (French, 1804 – 1865)
W. A . Blakston (English, 19th Century)
Hans Georg Müller (German, ?-1713)
Jacques Barraband (French, 1767 – 1809)
John Gould (English, 1804-1881)
George Shaw (English, 1751 – 1813)
George Shaw (English, 1751 – 1813)
Daniel Giraud Elliot (American, 1835 – 1915)
Edward Julius Detmold (English, 1883-1957)