Product Overview
Describes how an escalator works using a complex conveyor system and how it makes transportation more convenient.
- UPC:
- 9781627177696
- Binding:
- Paperback
- Note:
- Used books may not include companion materials/CD/Code etc, items in good condition.We ship orders daily and Customer Service is our top priority!
- Publication Date:
- 8/1/2014
- Author:
- Kelli Hicks
- Language:
- english
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