4897772
9788854401778
Since ancient times, the Nile proved to be the most intriguing geographical enigma for cartographers, adventurers, and explorers. In the middle of the 19th century, the mystery of the source of the Nile was solved, thanks to the efforts of a number of tenacious explorers, among them John Hanning Speke and James Augustus Grant.Speke, John Hanning is the author of 'Discovery of the Source of the Nile ', published 2006 under ISBN 9788854401778 and ISBN 8854401773.
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