Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Thomas Henry Huxley
Karl Rosenkranz
Walter Porter Manton
Phoebe Sheavyn
Jesse Lyman Hurlbut
Various
Arthur B. Reeve
Emil Aldren Johnson
Charles E. Putney Memorial Association
Charles H. Caffin
Sir Oliver Lodge
Lane Cooper
James V. McConnell
Sir Henry Jones
Gabriel Richou
James Tayloe Gwathmey
John D. Philbrick
Ferdinand Berthier
Eleanor Stredder
George O'Brien
Catherine T. Bryce and Frank J. Sherman
Frederick Whitney
Josephine L. Baldwin
William Emer Miller
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.