Léo-Paul Robert (Swiss, 1851 - 1923)
Arthus Bertrand (French, 19th Century)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Friedrich Naumann (German, 1780 – 1857)
John James Audubon (American, 1785-1851)
Edwin L. Sheppard (American, ?-1904)
John James Audubon (American, 1785-1851)
John James Audubon (American, 1785-1851)
Hans Holbein The Younger (German, 1497 - 1543)
Franz Hienl-Merre (German, 1869-1943)
Marcus Elieser Bloch (German, 1723–1799)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Henrik Gronvold (Danish, 1858 – 1940)
John James Audubon (American, 1785-1851)
George Shaw (English, 1751 – 1813)
Albert Bierstadt (American, 1830-1902)
Léo-Paul Robert (Swiss, 1851 - 1923)
Léo-Paul Robert (Swiss, 1851 - 1923)
Mark Catesby (English, 1683 – 1749)
W. A . Blakston (English, 19th Century)
John James Audubon (American, 1785-1851)
Louis Agassiz Fuertes (American, 1874 – 1927)
Alexander Francis Lydon (English, 1836-1917)
Marcus Elieser Bloch (German, 1723–1799)