Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
George Berkeley
Frank Aubrey
William Edward Duellman and M. J. Fouquette
William Edward Duellman
Juan R. León
Edward Harrison Taylor
Hobart M. Smith
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.