Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Thornton W. Burgess
United States. Bureau of Animal Industry, Leonard Pearson, Rush Shippen Huidekoper, Charles B. Michener, and W. H. Harbaugh
Various
Aristotle
Sarath Kumar Ghosh
Robert Chambers
1360 downloads
1067 downloads
Alfred Russel Wallace
Édouard Cuyer
Angelo De Gubernatis
Eadweard Muybridge
John Ashton
934 downloads
William Swainson
Vernon L. Kellogg
Henry S. Salt
885 downloads
876 downloads
John Timbs
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.