A canyon voyage; the narrative of the second Powell expedition down the Green-Colorado river from Wyoming, and the explorations on land, in the years 1871 and 1872
Автор: Dellenbaugh, Frederick Samuel, 1853-1935,Powell, John Wesley, 1834-1902, 432 стр., издатель: "Книга по Требованию", ISBN: 978-5-8837-8110-9



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