Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Georg Agricola
William Henry Matthews
Alfred Russel Wallace
United States. National Park Service
Joseph McCabe
H. N. Hutchinson
Henry Alleyne Nicholson
Frederic A. Lucas
John Timbs
797 downloads
Charles Darwin
Thomas Henry Huxley
baron Georges Cuvier
Gideon Algernon Mantell
Sir John William Dawson
Karl Alfred von Zittel
676 downloads
Hugh Miller
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.