
Sheikh Zain al-Din (Indian, 18th century)

Johannes Hubertus Leonardus de Haas (Dutch, 1832-1908)

Joseph Smit (Dutch, 1836 – 1929)

Jean-Baptiste Audebert (French, 1759-1800)

Olaus Murie (American, 1889 - 1963)

Otto Strützel (German, 1855–1930)

John Emms (English, 1843–1912)

Ernst Haeckel (German, 1834-1919)

Friedrich August Matthias Gauermann (Austrian, 1807-1862)

Saverio Manetti (Italian, 1723 – 1785)

Edwin L. Sheppard (American, ?-1904)

Saverio Manetti (Italian, 1723 – 1785)

Joris Hoefnagel (Flemish, 1542-1600)

Henry Seebohm (English, 1832 – 1895)

Theo van Hoytema (Dutch, 1863-1917)

John Woodhouse Audubon (American, 1812-1862)

Saverio Manetti (Italian, 1723 – 1785)

Ivan Ivanec (Ukrainian, 1893–1946)

Gustav von Hayek (Austrian, 1836-1911)

Archibald Thorburn (Scottish, 1860-1935)

Frederick DuCane Godman (English, 1834 – 1919)

Henri Verstijnen (Dutch, 1882-1940)

Philipp Franz Balthasar von Siebold (German, 1796 – 1866)

Joseph Wolf (German, 1820-1899)

Frederick DuCane Godman (English, 1834 – 1919)