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#2611- Working with Machines

"NEW" #2611 - Working with Machines
"NEW" #2611 - Working with Machines
Item# 2611
$4.99

Description

How about a primer on mechanical engineering principles, for kids? This book illustrates a surprising variety of principles and the inventions derived from them, from ancient Egypt and Greece to the present day, from simple tools to jet engines. Softbound.