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Mammals of Northwestern South Dakota
J. Knox Jones and Kenneth W. Andersen
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The Elements of Bacteriological Technique
J. W. H. Eyre
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Birds of the Indian Hills
Douglas Dewar
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Zoonomia; Or, the Laws of Organic Life, Vol. II
Erasmus Darwin
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The History of Creation, Vol. 1 (of 2)
Ernst Haeckel
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Lehrbuch der Botanik für Hochschulen (German)
A. F. W. Schimper, Eduard Strasburger, Fritz Noll, and H. Schenck
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The Amphibians and Reptiles of Michoacán, México
William Edward Duellman
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First Principles
Herbert Spencer
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Insectivorous Plants
Charles Darwin
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Darwin and Modern Science
A. C. Seward
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The Foundations of the Origin of Species
Charles Darwin
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Birds in Town & Village
W. H. Hudson
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The Life of Crustacea
W. T. Calman
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Handbook of the Trees of New England
Henry M. Brooks and Lorin Low Dame
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The Movements and Habits of Climbing Plants
Charles Darwin
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Amphibians and Reptiles of the Rainforests of Southern El Petén, Guatemala
William Edward Duellman
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The puzzle of life and how it has been put together : A short history of the formation of the earth, with its vegetable and animal life, from the earliest times, including an account of prehistoric man, his weapons, tools, and works
Arthur Nicols
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On the phenomena of variation and geographical distribution as illustrated by the Papilionidæ of the Malayan region
Alfred Russel Wallace
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Response in the Living and Non-Living
Jagadis Chandra Bose
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Animal Parasites and Messmates
P. J. van Beneden
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Evolution, Old & New
Samuel Butler
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Seed Dispersal
W. J. Beal
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The Life-Story of Insects
George H. Carpenter
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Elementary Botany
George Francis Atkinson
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New Zealand Moths and Butterflies (Macro-Lepidoptera)
G. V. Hudson
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