Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Paul Ehrlich and Adolf Lazarus
William James Mansfield
Walter S. Colman
William A. Locy
Rudolf Virchow
E. W. Berger
W.B. Saunders Company
Philipp Stöhr
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.