Monsters that move earth.
By: Written by Ryerson Johnson. Illustrated by Willi Baum.
Contributors: Baum, Willi, illus.
Series: A Magic circle book
Publisher: Ginn
Published: 1972
Place of publication: [Lexington, Mass.]
Language: eng
Number of pages: 24
Subjects: Earthmoving machinery -- Juvenile literature.; Earthmoving machinery.
Description: Introduces bulldozers, power shovels, ditch diggers, and other massive earthmoving machines.