Books in Category: Science - Biology
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The Animal Parasites of Man
Harold Benjamin Fantham, J. W. W. Stephens, Fred. V. Theobald, and Max Braun
6018 downloads
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Birds of the Rockies
Leander S. Keyser
5892 downloads
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An introduction to the study of mammals living and extinct
Richard Lydekker and William Henry Flower
5836 downloads
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The Evolution of Marriage and of the Family
Ch. Letourneau
5297 downloads
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Evolution in Modern Thought
5268 downloads
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The Medicinal Plants of the Philippines
T. H. Pardo de Tavera
5171 downloads
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A Manual of Philippine Birds
Richard C. McGregor
5155 downloads
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Sketches of the Natural History of Ceylon
Sir James Emerson Tennent
5038 downloads
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Travels in Peru and India
Sir Clements R. Markham
4985 downloads
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The Theories of Darwin and Their Relation to Philosophy, Religion, and Morality
Rudolf Schmid
4843 downloads
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Manual of the Trees of North America (Exclusive of Mexico) 2nd ed.
Charles Sprague Sargent
4786 downloads
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Fossil plants, Vol. 2 : A text-book for students of botany and geology
A. C. Seward
4662 downloads
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The Cambridge natural history, Vol. 02 (of 10)
Frank E. Beddard, Marcus Hartog, W. B. Benham, F. W. Gamble, and Lilian Sheldon
4534 downloads
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The Dawn of Reason; or, Mental Traits in the Lower Animals
Jr. James Weir
4401 downloads
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Sir Jagadis Chunder Bose, His Life and Speeches
Jagadis Chandra Bose
4373 downloads
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Lichens
Annie Lorrain Smith
4341 downloads
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The Cambridge natural history, Vol. 01 (of 10)
Sydney J. Hickson, Marcus Hartog, Igerna Brünhilda Johnson Sollas, and E. W. MacBride
4310 downloads
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The Cambridge natural history, Vol. 03 (of 10)
A. H. Cooke and F. R. C. Reed
4152 downloads
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The Origin of Species by Means of Natural Selection
Charles Darwin
4032 downloads
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The Expression of the Emotions in Man and Animals
Charles Darwin
3940 downloads
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Encyclopaedia Britannica, 11th Edition, "Foraminifera" to "Fox, Edward"
Various
3931 downloads
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Delineations of the Ox Tribe: The Natural History of Bulls, Bisons, and Buffaloes.
George Vasey
3917 downloads
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Outlines of Dairy Bacteriology, 8th edition
H. L. Russell
3863 downloads
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Galen: On the Natural Faculties (Ancient Greek (to 1453))
Galen
3734 downloads
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The Voyage of the Beagle
Charles Darwin
3637 downloads