John Gould (English, 1804-1881)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Archibald Thorburn (Scottish, 1860-1935)
Jan Van Kessel The Elder (Flemish, 1626 - 1679)
Johann Friedrich Naumann (German, 1780 – 1857)
W. A . Blakston (English, 19th Century)
Johann Friedrich Naumann (German, 1780 – 1857)
Moritz Müller (German, 1841 - 1899)
Jacques Barraband (French, 1767 – 1809)
Louis Agassiz Fuertes (American, 1874 – 1927)
Alfred Malherbe (French, 1804 – 1865)
Robert Ridgway (American, 1850 – 1929)
John Gould (English, 1804-1881)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Daniel Giraud Elliot (American, 1835 – 1915)
Johann Friedrich Naumann (German, 1780 – 1857)
Coenraad Jacob Temminck (Dutch, 1778-1858)
Johann Friedrich Naumann (German, 1780 – 1857)
W. A . Blakston (English, 19th Century)
Léo-Paul Robert (Swiss, 1851 - 1923)
John Gould (English, 1804-1881)
Alexander Lawson (American, 1773 - 1846)
Gustav Mützel (German, 1839 – 1893)
Archibald Thorburn (Scottish, 1860-1935)
Johann Friedrich Naumann (German, 1780 – 1857)
Ferdinand von Wright (Finnish, 1822- 1906)