Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Robert Boyle
B. G. Jefferis and J. L. Nichols
Mary Somerville
Edmund Callis Berkeley
Augustus De Morgan
1843 downloads
Alfred North Whitehead
Alexander von Humboldt
Parallax
H. Stanley Redgrove
Robert Routledge
Albert Einstein and H. Minkowski
Albert Einstein
L. Frank Baum
Benjamin Franklin
Babcock & Wilcox Company
George P. Marsh
John Henry Pepper
J. Arthur Thomson
Herbert Spencer
H. P. Lovecraft
Robert Louis Stevenson
Various
David Brewster
John Tyndall
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.