Thomas Hewes Hinckley (American, 1813-1896)
Luigi Balugani (Italian, 1737-1770)
Arthur Heyer (German, 1872-1931)
Saverio Manetti (Italian, 1723 – 1785)
Alexander Koester (German, 1864-1932)
John Gould (English, 1804-1881)
Jean-Baptiste Audebert (French, 1759-1800)
Henry Seebohm (English, 1832 – 1895)
Pierre Jacques Smit (Dutch, 1863-1960)
Louis Agassiz (American, 1807 – 1873)
Paulus Potter (Dutch, 1625-1654)
George Armfield (English, 1808-1893)
René-Primevère Lesson (French, 1794 – 1849)
Gijsbert Gillisz. de Hondecoeter (Dutch, 1604-1653)
Joseph Heike (circle) (Austrian, 1811 - 1861)
John Gould (English, 1804-1881)
Sheikh Zain al-Din (Indian, 18th century)
Nicolas Alexandrovitch Tarkhoff (Russian, 1871-1930)
Henry Seebohm (English, 1832 – 1895)
Alfred De Dreux (French, 1810-1860)
Ludwig Sckell (German, 1833 - 1912)
Arthur-Alfred Brunel de Neuville (French, 1852-1941)
Aert Schouman (Dutch, 1710-1792)
John Gould (English, 1804-1881)
René de Rabié (French, 1700-1785)