
John George Wood (English, 1827 – 1889)

Emil August Göldi (Swiss, 1859-1917)

Pieter Pietersz. Barbiers (Dutch, 1749 - 1842)

George Edward Lodge (English, 1860 – 1954)

George Edward Lodge (English, 1860 – 1954)

Charles Robert Knight (American, 1874-1953)

Charles Robert Knight (American, 1874-1953)

George Shaw (English, 1751 – 1813)

Olive E Whitney (American, ca. 1861–1897)

Olive E Whitney (American, ca. 1861–1897)

Edwin L. Sheppard (American, ?-1904)

John James Audubon (American, 1785-1851)

Ernst Haeckel (German, 1834-1919)

Jan Ciągliński (Polish, 1858 - 1913)

Daniel Giraud Elliot (American, 1835 – 1915)

Daniel Giraud Elliot (American, 1835 – 1915)

Daniel Giraud Elliot (American, 1835 – 1915)

Daniel Giraud Elliot (American, 1835 – 1915)

Johann Friedrich Naumann (German, 1780 – 1857)

John Gould (English, 1804-1881)

Emil August Göldi (Swiss, 1859-1917)

Léo-Paul Robert (Swiss, 1851 - 1923)