Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
William André Elfer
Hugh Piper
Conrad Mitchell
H. C. Hermann
Harry Castlemon
Ross Rocklynne
Leigh Brackett
Jos. E. Badger
Edward Mayhew
Carlo Alberto Gonin
Stewart Edward White
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.