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
Max Planck
E. S. Keene
Bertha May Clark
Lucien Poincaré
Amos A. Fries and Clarence J. West
Victor Lefebure
Sir Arthur Newsholme
William Ramsay
H. de Graffigny
634 downloads
United States. Department of the Army
W. Mattieu Williams
Mary Somerville
Josef Rambousek
J. B. S. Haldane
Samuel James Manson Auld
Homer Greene
Great Britain. Medical Research Committee
William Henry Bragg
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.