Escalators (How It Works)

Name: Escalators (How It Works)
Author: Hicks, Kelli
ISBN: 9781627177696

Author Hicks, Kelli

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Book Details

ISBN / ASIN1627177698

ISBN-139781627177696

AvailabilityIn Stock.

Sales Rank745,691

MarketplaceUnited States 🇺🇸

Description ▲

Describes how an escalator works using a complex conveyor system and how it makes transportation more convenient.