Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Samuel Taylor Coleridge
Sir John William Dawson
Ellsworth Huntington and Stephen Sargent Visher
Justin R. Loomis
Alfred Russel Wallace
James Croll
Ray Cummings
Robert Wicks
Murray Leinster
Carl Selwyn
L. P. Gratacap
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.