# CHAPTER I

> Source: Arthur T. Woods, Albert W. Stahl. *Elementary Mechanism: A Textbook for Students of Mechanical Engineering*. D. Van Nostrand, New York, 1885. [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Elementary_mechanism-_a_textbook_for_students_of_mechanical_engineering_(IA_cu31924031203742).pdf), Public Domain Mark. The text is output of the `marker` models by Datalab, cleaned by raw2md, and the modified AI Pubs OpenRAIL-M license of the models applies to it: [MODEL_LICENSE](https://github.com/MikeDolg/raw2md/blob/v0.2.2/examples/MODEL_LICENSE). The whole result is [book.md](https://github.com/MikeDolg/raw2md/blob/v0.2.2/examples/book.md) on GitHub.