Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Various
Arthur S. C. Wurtele
Christopher Merret
Thomas Baldwin
Jr. Horatio Alger
Jim Wannamaker
Jr. John W. Campbell
Sir Arthur Stanley Eddington
R. Austin Freeman
Emma C. Dowd
H. A. Lorentz
Murray Leinster
William Stirling
John Tyndall
Franz Paul Liesegang
John Hill
F. Arago
Ian Maclaren
John Habberton
Winston K. Marks
Martha Finley
E. E. Fournier d'Albe
J. S. Plaskett
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.