Books in Category: Science - Biology
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The Evolution of Man
Ernst Haeckel
2213 downloads
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The Common Spiders of the United States
J. H. Emerton
2173 downloads
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Identification of the Larger Fungi
Roy Watling
2162 downloads
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Encyclopaedia Britannica, 11th Edition, "Ichthyology" to "Independence"
Various
2116 downloads
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The Variation of Animals and Plants Under Domestication, Vol. I.
Charles Darwin
1996 downloads
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Toadstools, mushrooms, fungi, edible and poisonous; one thousand American fungi
Charles McIlvaine and Robert K. Macadam
1963 downloads
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Micrographia
Robert Hooke
1954 downloads
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Manual of the Trees of North America (Exclusive of Mexico) 2nd ed.
Charles Sprague Sargent
1928 downloads
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The Medicinal Plants of the Philippines
T. H. Pardo de Tavera
1927 downloads
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Handbook of Birmingham
British Association for the Advancement of Science
1918 downloads
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The Journal of a Disappointed Man
W. N. P. Barbellion
1914 downloads
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Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)
Ernst Haeckel
1907 downloads
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A system of practical medicine. By American authors. Vol. 1 : Pathology and general diseases
1874 downloads
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The Principles of Biology, Volume 1 (of 2)
Herbert Spencer
1855 downloads
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Aristotle's History of Animals
Aristotle
1853 downloads
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The Story-book of Science
Jean-Henri Fabre
1852 downloads
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Birds of the Rockies
Leander S. Keyser
1806 downloads
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Evolution, Old & New
Samuel Butler
1782 downloads
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Vestiges of the Natural History of Creation
Robert Chambers
1774 downloads
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Delineations of the Ox Tribe: The Natural History of Bulls, Bisons, and Buffaloes.
George Vasey
1710 downloads
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Insects and Diseases
Rennie Wilbur Doane
1686 downloads
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The Autobiography of Charles Darwin
Charles Darwin
1669 downloads
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The Biotic Associations of Cockroaches
Louis M. Roth and Edwin R. Willis
1663 downloads
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The Theories of Darwin and Their Relation to Philosophy, Religion, and Morality
Rudolf Schmid
1657 downloads
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The Foundations of the Origin of Species
Charles Darwin
1656 downloads