Our Western Birds By: Elizabeth Grinnell

Outline of Science, Vol 4 By: J. Arthur Thomson

Passenger Pigeon By: William B. Mershon

Pearls By: William John Dakin

Physics By: Aristotle

Pleasure Cycling By: Henry Clyde

Policeman Bluejay By: L. Frank Baum

Privilege of Pain By: Caroline Kane Mills Everett

Reminiscences Of A Workhouse Medical Officer By: Joseph Rogers

Romance of Plant Life By: George Francis Scott-Elliot

Roughing It in the Bush By: Susanna Moodie

Ruined Reversolet By: C. J. Dennis

Science - History of the Universe Vol. 6: Zoology & Botany By: Francis Rolt-Wheeler

Scientific and Practical Treatise on American Football for Schools and Colleges By: Amos Alonzo Stagg

Secrets of the Friendly Woods By: Rex Brasher

Secrets of the Woods By: William Joseph Long

Short Discourse Concerning Pestilential Contagion, and the Methods to Be Used to Prevent It By: Richard Mead

Sidelights on Relativity By: Albert Einstein

Song of the Cardinal By: Gene Stratton-Porter

Spices, their histories By: Robert O. Fielding

Spiders By: Cecil Warburton

Story Book of Science By: Jean-Henri Fabre

Strength and How to Obtain It By: Eugen Sandow

Studies About Trees By: Jacob Joshua Levison

Talks About Flowers By: Mary Decker Wellcome

Ten Common Trees By: Susan Stokes

The Black Fawn By: Jim Kjelgaard

The Brethren By: H. Rider Haggard

The Owl Critic By: James T. Fields

The River Duddon: A Series of Sonnets By: William Wordsworth

The World's Lumber Room By: Selina Gaye

Through Broadland in a Breydon Punt By: Arthur Henry Patterson

Through Glacier Park By: Mary Roberts Rinehart

Titan Of Chasms: The Grand Canyon Of Arizona By: Charles A. Higgins

Travels in New Zealand with contributions to the geography, geology, botany, and natural history of that country, Vol. I By: Ernst Dieffenbach

Treatise of Modern Falconry By: James Campbell

Treatise on Light By: Christiaan Huygens

Trees Every Child Should Know By: Julia Ellen Rogers

Understanding Climatic Change By: US Comm. for the Global Atmospheric Research Program

Use Of The Dead To The Living By: Thomas Southwood Smith

Walking (Version 2) By: Henry David Thoreau

Wild Life on a Norfolk Estuary By: Arthur Henry Patterson

Wild Pastures By: Winthrop Packard

With Swag and Billy: A Guide to Walking Trips in Tourist Districts of New South Wales By: Henry J. Tompkins

Wood and Garden By: Gertrude Jekyll

Woodcraft By: Nessmuk

Work Of The Sisters During The Epidemic Of Influenza October, 1918 By: Francis Edward Tourscher

Year with the Birds By: W. Warde Fowler