Worlds of the past.
By: Illustrated by Rudolph F. Zallinger.
Contributors: Zallinger, Rudolph F., illus.
Publisher: Golden Press
Published: 1971
Place of publication: New York
Language: eng
Number of pages: 140
Subjects: Historical geology.; Historical geology.; Paleontology.
Description: Describes prehistoric life forms of various geographic areas around the world as revealed by the studies of paleontologists.