Oken Eggs - taf. 6 (1843) by Lorenz Oken (1779-1851), a collection of different eggs of different species of birds. Digitally… Free Image from public domain license 
Louisiana Heron from Birds of America (1827) by John James Audubon (1785 - 1851), etched by Robert Havell (1793 - 1878). The… Free Image from public domain license 
A Perch of Birds (1880) by Hector Giacomelli (1822-1904). Digitally enhanced from our own original plate. Free Image from public domain license 
Miss Crane Birds by Johan Teyler (1648-1709). Original from The Rijksmuseum. Digitally enhanced by rawpixel. Free Image from public domain license 
The Naturalist’s Library by Sir William Jardine (1836), a majestic male peafowl portrait. Digitally enhanced from our… Free Image from public domain license 
Oken’s Allgemeine Naturgeschichte by Lorenz Oken, published in 1843, a lithograph of pied avocet and oystercatcher.… Free Image from public domain license 
The blue bird of paradise illustrated by Sir Henry Hamilton Johnston (1858-1927). Digitally enhanced from our own original… Free Image from public domain license 
The Bird of Paradise by Benjamin Fawcett (1808-1893), two blindingly colorful birds full with feathers in paradise. Digitally… Free Image from public domain license 
Raubvogel translated Birds of Prey (ca.1840), a lithograph of various birds of prey perched on a tree. Digitally enhanced… Free Image from public domain license 
The History of the Earth and Animated Nature by Oliver Goldsmith (1774), a rare antique handcolored ornithology print of… Free Image from public domain license 
The History of the Earth and Animated Nature by Oliver Goldsmith (1774), a rare antique handcolored ornithology print of… Free Image from public domain license