Glover, David

Diggers [Text] - 1st ed. U.S. ed. - Smart Apple Media 2006 - 30 p., col.ill.; 28 cm. - Big machines .

Summary: Describes excavating machines, incluing their parts and types, and how they are used. Includes an activity.

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Diggers
Excavating machinery
Machine engineering


Technology

621.86 / G466D