Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Philip José Farmer
Leigh Brackett
John Jakes
Randall Garrett
Lester Del Rey
Richard Wilson
William F. Nolan
Robert Sheckley
Robert F. Young
William Campbell Gault
Gene L. Henderson
Winston K. Marks
Bryce Walton
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.