Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Albert A. Michelson and Edward Williams Morley
George John Romanes
Victor Appleton
Henry Dircks and Percy Verance
Alice B. Emerson
Robert S. Ball
Library of Congress. Copyright Office
John Milne
Frank Belknap Long
Henry Charles Horstmann and Victor H. Tousley
Howard Lamarr Walls
Henry Kuttner
Raoul Whitfield
Harry Leon Wilson
Walter Adolphe Roberts
Harold Jacoby
Victor Oscar Freeburg
Laura Lee Hope
Hermann Häfker
Ernest A. Dench
William George Hooper
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.