In competition for a mostly unclaimed continent, Spanish, English, Dutch, French and Portuguese explorers guarded their maps as state secrets, as knowledge of the landscape was the key to acquisition.... This description may be from another edition of this product.
ThriftBooks sells millions of used books at the lowest everyday prices. We personally assess every book's quality and offer rare, out-of-print treasures. We deliver the joy of reading in recyclable packaging with free standard shipping on US orders over $15. ThriftBooks.com. Read more. Spend less.