Los puntos clave no están disponibles para este artículo en este momento.
List of Illustrations Foreword (2002) Preface (2002) Foreword (1972) Preface (1972) 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 Bibliography (1972) Bibliography (2002) Index
Donald B. Cooper (Wed,) studied this question.