Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Willis E. Tower, Charles H. Smith, Charles M. Turton, and Thomas D. Cope
Various
Bertha May Clark
E. S. Keene
Max Planck
Lucien Poincaré
Amos A. Fries and Clarence J. West
Sir Arthur Newsholme
Victor Lefebure
William Ramsay
H. de Graffigny
United States. Department of the Army
Mary Somerville
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W. Mattieu Williams
Josef Rambousek
J. B. S. Haldane
Homer Greene
Samuel James Manson Auld
Great Britain. Medical Research Committee
Alessandro Volta
William Henry Bragg
Johannes Robert Becher
Ernest Rutherford and Harriet Brooks
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.