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Read "How it Works" by Archibald Williams!
Read "How it Works; Dealing in simple language with steam, electricity, light, heat, sound, hydraulics, optics, etc., and with their applications to apparatus in common use" by Archibald Williams!
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What's New in the Latest Version 3.0
Last updated on Jun 18, 2016
* Search-in-book function
* UI Improvement
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How it Works
3.0 by Komakuro
Jun 18, 2016