Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Sam Moskowitz
Harry Lorayne
Robert Zacks
B. J. Rogers
Frank Riley
Ray Cummings
Evelyn E. Smith
Piers Anthony
H. L. Gold
John Massie Davis
Daniel Jerome Macgowan
Damon Knight
George A. Whittington
Wilbur S. Peacock
Tom Godwin
George O. Smith
Marion Zimmer Bradley
Murray Leinster
Edmond Hamilton
Robert Silverberg
Richard Sabia
Dick Purcell
Bryce Walton
Algis Budrys
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.