Laxmi Bachanalaya
Legally available public-domain books and openly licensed reading materials.
Sudan. Wizarat al-Naql wa-al-Muwasalat
G. B. Sowerby
Edward Manning Ruttenber
Pedro Fernandes de Queirós
Various
United States. Central Intelligence Agency
Edward Luther Stevenson
Alfred Russel Wallace
C. Semper
J. Hammond Trumbull
William Stukeley
Brantz Mayer
Asa Gray
George Rawlinson
Fridtjof Nansen
Leon Dominian
Emory S. Bogardus
Lady Anne Blunt
Richard Hakluyt
John Timbs
Jules Verne
John Kirtland Wright
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.