Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Philip Henry Gosse
Heinrich Hoffmann
Eliza Ruhamah Scidmore
Alexander von Humboldt
Thomas Hughes
comte de Georges Louis Leclerc Buffon
Charles Almanzo Babcock
A. Mackenzie
James Boyle
Isaiah Bowman
Edmund Deane
John Edward Mercer
H. B. Guppy
Various
653 downloads
J. A. Owen and Ottó Herman
Edward Step
H. H. C. Dunwoody
W. H. Hudson
L. David Mech, Louis Daniel Frenzel, Robert R. Ream, John W. Winship, and P. D. Karns
United States. National Park Service
John M. Tyler
Thomas Thomson
R. M. Ballantyne
These books are free to read. Each is in the public domain in the United States; check your own country's rules before you copy or share one.