Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Charles Darwin
Delton Thomas Howard
August Weismann
D. Clint Prescott
W. E. B. Du Bois
George John Romanes
W. R. Sorley
Thomas Henry Huxley
Thomas Hunt Morgan
George Barry O'Toole
J. E. Conant
John Tyndall
Cora May Williams
Joseph McCabe
Austin Loomer Rand
H. J. Fleure
Mary Platt Parmele
John Wesley Powell
Christian Morgenstern
J. Howard Moore
Robert S. Ball
Abbe Carter Goodloe
Stephen H. Carpenter
Henry A. Mott
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.