Anonymous
John Gould (English, 1804-1881)
Benno Raffael Adam (German, 1812-1892)
Josef Schmitzberger (German, 1851–after 1930)
Philip Henry Gosse (English, 1810 – 1888)
Emanuel Franz Hegenbarth (German, 1868-1923)
Marcus Elieser Bloch (German, 1723–1799)
Louis Agassiz (American, 1807 – 1873)
John Edwards Holbrook (American, 1796 – 1871)
Rosa Bonheur (French, 1822-1899)
René-Primevère Lesson (French, 1794 – 1849)
Richard Friese (German, 1854-1918)
Louis-Isidore Duperrey (French, 1786 – 1865)
John James Audubon (American, 1785-1851)
Joseph Wolf (German, 1820-1899)
Louis Agassiz (American, 1807 – 1873)
Louis Agassiz Fuertes (American, 1874 – 1927)
John Wootton (English, 1686–1765)
John Emms (English, 1843–1912)
David de Coninck (Flemish, ca. 1644 - ca. 1701)
John Gould (English, 1804-1881)
Emil Volkers (German, 1831-1905)
Adolf van der Venne (Austrian, 1828-1911)
Frank Edward Clarke (New Zealander, 1849 – 1899)
John James Audubon (American, 1785-1851)
Charles Edmé Saint-Marcel-Cabin (French, 1819-1890)
Alexander Dmitrievich Chirkin (Russian, ?-1897)