Annual report of the New York Zoological Society (1897). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Annual report of the New York Zoological Society (1897). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

Edward Julius DetmoldChameleon, 1898. Via Harvard U. Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

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.

Herman Henstenbugh, Hoorn 1667-1726. Via Sotheby's. (Detail). 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

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). 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.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

North American herpetology, or, A description of the reptiles inhabiting the United States (1836). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The snakes of South Africa : their venom and the treatment of snake bite (1912). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

The snakes of South Africa : their venom and the treatment of snake bite (1912). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

British zoology (1812). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

An essay towards a natural history of serpents: in two parts. I. The first exhibits a general view of serpents, in their various aspects...The second gives a view of most serpents known in the several parts of the world... III. To which is added a third part; containing six dissertations upon the following articles. 1. Upon the primeval serpent in paradise. 2. The fiery serpents that infested the camp of Israel. 3. The brazen serpent erected by Moses. 4. The divine worship given to serpents by the nations. 5. The origin and reason of that monstrous worship. 6. Upon the adoration of different kinds of beasts by the Egyptians ... The whole intermix'd with variety of entertaining digressions, philosophical and historical (1742). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.

An essay towards a natural history of serpents: in two parts. I. The first exhibits a general view of serpents, in their various aspects...The second gives a view of most serpents known in the several parts of the world... III. To which is added a third part; containing six dissertations upon the following articles. 1. Upon the primeval serpent in paradise. 2. The fiery serpents that infested the camp of Israel. 3. The brazen serpent erected by Moses. 4. The divine worship given to serpents by the nations. 5. The origin and reason of that monstrous worship. 6. Upon the adoration of different kinds of beasts by the Egyptians ... The whole intermix'd with variety of entertaining digressions, philosophical and historical (1742). Scan of 2 d images in the public domain believed be free to use without restriction in the U.S.