Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Karel Čapek
Philip K. Dick
F. L. Wallace
Isaac Asimov
Charles Hannan
Edward Sylvester Ellis
Randall Garrett
Harry Harrison
E. E. Smith
Robert Sheckley
David C. Knight
Mari Wolf
Bryce Walton
V. E. Thiessen
Fritz Leiber
Conrad William Cooke
Reuben Merliss
Stephen Marlowe
Ivar Jorgensen
H. G. Wells
A. L. Haley
William Campbell Gault
Aldo Giunta
Manly Wade Wellman
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.