World Trade and Biological Exchanges Before 1492 Revised/Expanded Book
$22.49
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Book titled, "World Trade and Biological Exchanges Before 1492" For many many years Professors Emeritus Carl L. Johannessen and John L. Sorenson have traveled the world researching how people, plants & animals spread from place to place. In this book they share what they have found. This very informative and amazing book shows proof of world trade and biological exchange before Columbus and more extensive than the Viking explorers. The book if filled with fascinating facts connecting the old world to the ancient Americas. This book also has some photographs. Take a look at this book and you decide if indeed there was contact thousands of years before Cristobal Columbus.
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