John James Audubon (American, 1785-1851)
Johann Friedrich Naumann (German, 1780 – 1857)
Johann Baptist Dallinger von Dalling (Austrian, 1782–1868)
Alexander Koester (German, 1864-1932)
Alexander Koester (German, 1864-1932)
Pieter Withoos (Dutch, 1654–1693)
Wilhelm Richter (Austrian, 1824-1892)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
Marcus Elieser Bloch (German, 1723–1799)
John James Audubon (American, 1785-1851)
Louis Agassiz Fuertes (American, 1874 – 1927)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Alfred Frédol (French, 1804-1863)
Frank Edward Clarke (New Zealander, 1849 – 1899)
Frank Edward Clarke (New Zealander, 1849 – 1899)
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)