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Middle American Frogs of the Hyla microcephala Group
William Edward Duellman and M. J. Fouquette
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Butterflies and Moths (British)
William S. Furneaux
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Wild Bees, Wasps and Ants and Other Stinging Insects
Edward Saunders
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Birds, Illustrated by Color Photography, Vol. 2, No. 5
Various
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Animals of the Past
Frederic A. Lucas
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Antarctic Penguins: A Study of Their Social Habits
G. Murray Levick
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Amphibians and Reptiles of the Rainforests of Southern El Petén, Guatemala
William Edward Duellman
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On Snake-Poison: Its Action and Its Antidote
A. Mueller
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The Subspecies of the Mountain Chickadee
Joseph Grinnell
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Birds from North Borneo
Max C. Thompson
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Genera and Subgenera of Chipmunks
John A. White
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Buffalo Land
W. E. Webb
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Wolf and Coyote Trapping: An Up-to-Date Wolf Hunter's Guide
A. R. Harding
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Natural History of the Bell Vireo, Vireo bellii Audubon
Jon C. Barlow
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Systematic Status of a South American Frog, Allophryne ruthveni Gaige
John D. Lynch and Howard L. Freeman
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Birds Illustrated by Color Photography, Vol. 3, No. 2 [February, 1898]
Various
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Ecological Studies of the Timber Wolf in Northeastern Minnesota
L. David Mech, Louis Daniel Frenzel, Robert R. Ream, John W. Winship, and P. D. Karns
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Profitable Squab Breeding
Carl Dare
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Whales, Dolphins, and Porpoises of the Western North Atlantic
Stephen Leatherwood, David Keller Caldwell, and Howard Elliott Winn
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An Experimental Translocation of the Eastern Timber Wolf
Thomas F. Weise, William Laughlin Robinson, Richard A. Hook, and L. David Mech
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Ecological Observations on the Woodrat, Neotoma floridana
Dennis G. Rainey and Henry S. Fitch
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Science of Trapping
Elmer Harry Kreps
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A Field Study of the Kansas Ant-Eating Frog, Gastrophryne olivacea
Henry S. Fitch
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The Ancestry of Modern Amphibia: A Review of the Evidence
Theodore H. Eaton
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A Guide for the Study of Animals
Worrallo Whitney, Frederic Colby Lucas, Harold Brough Shinn, and Mabel Elizabeth Smallwood
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