
Lorenz Oken (German, 1779 – 1851)

Louis Agassiz (American, 1807 – 1873)

John Gould (English, 1804-1881)

Armand Guillaumin (French, 1841-1927)

John James Audubon (American, 1785-1851)

Anselmus Boëtius de Boodt (Flemish, 1550 - 1632)

John James Audubon (American, 1785-1851)

Lorenz Oken (German, 1779 – 1851)

Henry Seebohm (English, 1832 – 1895)

Lorenz Oken (German, 1779 – 1851)

Carl Reichert (Austrian, 1836-1918)

John James Audubon (American, 1785-1851)

John George Wood (English, 1827 – 1889)

Saverio Manetti (Italian, 1723 – 1785)

Louis-Isidore Duperrey (French, 1786 – 1865)

John Gould (English, 1804-1881)

Luigi Balugani (Italian, 1737-1770)

Louis-Isidore Duperrey (French, 1786 – 1865)

Henrik Gronvold (Danish, 1858 – 1940)

John James Audubon (American, 1785-1851)

John Edwards Holbrook (American, 1796 – 1871)

Johann Friedrich Naumann (German, 1780 – 1857)

John Gould (English, 1804-1881)

René-Primevère Lesson (French, 1794 – 1849)