Ebook: The Columbian Exchange: Biological and Cultural Consequences of 1492

Thirty years ago, Alfred Crosby published a small work that stressed a simple point - that the most important changes brought on by the voyages of Columbus were not social or political, but biological in nature. This 30th anniversary edition includes a new preface from the author.;The contrasts -- Conquistador y pestilencia -- Old World plants and animals in the New World -- The early history of syphilis : a reappraisal -- New World foods and Old World demography -- The Columbian exchange continues.