Includes bibliographical references (p. 511-536) and index.
Summary:
Traces the voyage of a Chinese fleet which, in 1421, circumnavigated the globe, discovered America, and transplanted to America, Australia, New Zealand, and South America the principal economic crops that now feed and clothe the world.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.