Digging machines

Discusses some different kinds of digging tools and machines and explains how they work. Ranges from simple tools, like spoons and spades, to more complex machines, including ploughs, pneumatic drills, excavators, bulldozers, snow ploughs, bucket dredgers and tunnel borers. Suggested level: primary.

שנה

1994

הוצאה

Hodder Wayland

מהדורות

1

עמודים

32

ISBN

9780750212786

מקור הנתונים: Wikidata