The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

The quadrupeds of North America (1851). Scan of 2 d image in the public domain believed to be free to use without restriction in the US.

Kamodhani Ragini. Late 19th century. Jaipur, India. Via Freer/Sackler. Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Folk tales from Tibet (1907). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Friedrich Justin Bertuch. Nieuw printenboek voor kinderen, behelzende: onderwerpen uit het ryk der natuur, der wetenschappen, kunsten en ambachten [...]. 1798

Friedrich Justin Bertuch. Nieuw printenboek voor kinderen, behelzende: onderwerpen uit het ryk der natuur, der wetenschappen, kunsten en ambachten [...]. 1798

Friedrich Justin Bertuch. Nieuw printenboek voor kinderen, behelzende: onderwerpen uit het ryk der natuur, der wetenschappen, kunsten en ambachten [...]. 1798

History of quadrupeds (1793). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

John James Audubon, July 11, 1841. Via Smithsonian. Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The log of the sun; a chronicle of nature's year (1906). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The log of the sun; a chronicle of nature's year (1906). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Die Kunst : Monatsheft für freie und angewandte Kunst (1899)[1918]. Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Les Hüet : Jean Baptiste et ses trois fils (1892). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Travels through Sweden, Norway, and Finmark, to the North Cape (ca. 1822-1832). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Bulletin mensuel de la Société d'acclimatation (1871)
ser. 2, t. 10 (1873). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Photography for naturalists (1901). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Voyages de C. P. Thunberg, au Japon, par le cap de Bonne-Espérance, les isles de la Sonde (1796). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Voyages de C. P. Thunberg, au Japon, par le cap de Bonne-Espérance, les isles de la Sonde (1796). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Historia de Chile (1839). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Mémoires de la Société d'histoire naturelle de Strasbourg (1830). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Mémoires de la Société d'histoire naturelle de Strasbourg (1830). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten (1847)
Bd. 2, T. 2 (1853). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten (1847)
Bd. 2, T. 2 (1853). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten (1847)
Bd. 2, T. 2 (1853). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten (1847)
Bd. 2, T. 2 (1853). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Reise in den äussersten Norden und Osten Sibiriens während der Jahre 1843 und 1844 mit Allerhöchster Genehmigung auf Veranstaltung der Kaiserlichen Akademie der Wissenschaften zu St. Petersburg ausgeführt und in Verbindung mit vielen Gelehrten (1847)
Bd. 2, T. 2 (1853). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The Burgess animal book for children (1920). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The Burgess animal book for children (1920). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The Burgess animal book for children (1920). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Revue et magasin de zoologie pure et appliquée (1849), vol. 6 [1854]. Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Revue et magasin de zoologie pure et appliquée (1849), vol. 6 [1854]. Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Albrecht DÜRER,
Young Hare. 1502. Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Proceedings of the general meetings for scientific business of the Zoological Society of London. 1899. Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Proceedings of the general meetings for scientific business of the Zoological Society of London. 1899. Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Annales des sciences naturelles (1824). Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Proceedings of the Zoological Society of London (1905). Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Proceedings of the general meetings for scientific business of the Zoological Society of London. 1899. Scan of 2 d images in the public domain believed to be free to use without restriction in the US.

Scan of 2 d images in the public domain believed to be free to use without restriction in the US.