How did we find out the earth is round?
By: Illustrated by Matthew Kalmenoff.
Contributors: Kalmenoff, Matthew, illus.
Series: His How did we find out ... series
Publisher: Walker
Published: 1973
Place of publication: New York
Language: eng
Number of pages: 59
Subjects: Earth -- Figure -- Juvenile literature.; Earth.
Description: Discusses the theories that led to the discovery that the earth was round.