Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Ernest Lebon
Robert Record
580 downloads
Various
Friedrich Dannemann
570 downloads
Carl E. Guthe
Felix Klein
John W. Moon
Robert J. Sawyer
Joseph Harris
G. H. Hardy
554 downloads
Duchess of Margaret Cavendish Newcastle
W. H. Besant
539 downloads
538 downloads
Claude Fayette Bragdon
Friedrich August Theodor Winnecke
Voltaire
Agnes Grainger Stewart
Joseph Bertrand
Baron William Thomson Kelvin
503 downloads
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.