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More Letters of Charles Darwin — Volume 2
Charles Darwin
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The Principles of Biology, Volume 1 (of 2)
Herbert Spencer
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A text-book of veterinary anatomy
Septimus Sisson
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Sex-linked Inheritance in Drosophila
Thomas Hunt Morgan and Calvin B. Bridges
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Zoonomia; Or, the Laws of Organic Life, Vol. I
Erasmus Darwin
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Evolution: Its nature, its evidence, and its relation to religious thought
Joseph LeConte
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Ways of Nature
John Burroughs
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The Descent of Man and Selection in Relation to Sex, Vol. I
Charles Darwin
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On the Origin of Species by Means of Natural Selection
Charles Darwin
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The Life of Crustacea
W. T. Calman
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Metabolic Adaptation to Climate and Distribution of the Raccoon Procyon Lotor and Other Procyonidae
John N. Mugaas, John Seidensticker, and Kathleen P. Mahlke-Johnson
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Lamarck, the Founder of Evolution: His Life and Work
A. S. Packard
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The Minds and Manners of Wild Animals: A Book of Personal Observations
William T. Hornaday
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The History of Creation, Vol. 1 (of 2)
Ernst Haeckel
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What is Darwinism?
Charles Hodge
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The Antiquity of Man
Sir Charles Lyell
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An Elementary Study of Insects
Leonard Haseman
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The Principles of Breeding
S. L. Goodale
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Evolution, Old & New
Samuel Butler
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The Manual of the Botany of the Northern United States
Asa Gray
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Fungi: Their Nature and Uses
M. C. Cooke
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North American Recent Soft-Shelled Turtles (Family Trionychidae)
Robert G. Webb
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Ideen zu einer Physiognomik der Gewächse (German)
Alexander von Humboldt
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Animal Parasites and Messmates
P. J. van Beneden
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Hints towards the formation of a more comprehensive theory of life.
Samuel Taylor Coleridge
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