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Some Reptiles and Amphibians from Korea
J. Knox Jones, Robert G. Webb, and George William Byers
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Wild Flowers Worth Knowing
Neltje Blanchan
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Birds of the Indian Hills
Douglas Dewar
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More Letters of Charles Darwin — Volume 2
Charles Darwin
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Sex-linked Inheritance in Drosophila
Thomas Hunt Morgan and Calvin B. Bridges
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The Story of the Living Machine
H. W. Conn
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Lamarck, the Founder of Evolution: His Life and Work
A. S. Packard
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Evidence as to Man's Place in Nature
Thomas Henry Huxley
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My Studio Neighbors
W. Hamilton Gibson
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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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Versuche über Pflanzenhybriden (German)
Gregor Mendel
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The Descent of Man and Selection in Relation to Sex, Vol. II (1st Edition)
Charles Darwin
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Animals of the Past
Frederic A. Lucas
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On the Origin of Species by Means of Natural Selection
Charles Darwin
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Ways of Nature
John Burroughs
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Hints towards the formation of a more comprehensive theory of life.
Samuel Taylor Coleridge
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Ducks at a Distance: A Waterfowl Identification Guide
Bob Hines
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Seed Dispersal
W. J. Beal
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New Zealand Moths and Butterflies (Macro-Lepidoptera)
G. V. Hudson
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Vertebrates from the Barrier Island of Tamaulipas, México
Richard F. Johnston, Robert K. Selander, B. J. Wilks, and Gerald G. Raun
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The Elements of Botany, For Beginners and For Schools
Asa Gray
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The Butterflies of the British Isles
Richard South
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Mammals of Northwestern South Dakota
J. Knox Jones and Kenneth W. Andersen
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The History of Creation, Vol. 1 (of 2)
Ernst Haeckel
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Natural History of the Brush Mouse (Peromyscus boylii) in Kansas With Description of a New Subspecies
Charles Alan Long
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