Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Carl Berendt Lorck
Louis Gastine
Various
Edward Hazen
Thomas J. Bell
Christopher Parkinson Brooks
Walter J. Kleinlein
E. W. Seabrook Hull
E.I. du Pont de Nemours & Company
Jan Adriaansz Leeghwater and Willem Jan Cornelis van Hasselt
Hilaire Belloc
Ellen H. Richards
Sami Khalaf Hamarneh
Henry Draper
Julia de Fontenelle
W. T. Lewis
National Research Council . Ad Hoc Panel on On-line Computers in Nuclear Research
Gerald Stanley Lee
538 downloads
T. W. J. Connolly
Richard Bonner
Joseph Turney Wood
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.