Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Various
H. R. Procter
John Higginbottom
G. T. Bettany
Ignác Fülöp Semmelweis
Thomas Henry
Baron Joseph Lister
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.