File:Watch movement.png

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DescriptionWatch movement.png	Drawing of a pocketwatch movement from the early 1900s, with the upper plate removed to show the parts. The numbered parts are identified in the caption as: 1.First or main wheel to which mainspring is attached 2.Second or center wheel 3.Third wheel 4. Fourth wheel 5.Escape wheel 6.Pallet, with pallet jewels 7.Lever 8.Balance 9.Hairspring 10.Roller. Alterations: removed frame and caption, sharpened.
Date	1919
Source	Downloaded 2007-11-30 from Harry Chase Brearley (1919) Time Telling through the Ages, Doubleday, Page & Co., New York, p.232 on Google Books
Author	Harry Chase Brearley
Permission (Reusing this file)	Public domain - published in USA before 1923

Public domain	This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.	United States
	This image might not be in the public domain outside of the United States; this especially applies in the countries and areas that do not apply the rule of the shorter term for US works, such as Canada, Mainland China (not Hong Kong or Macao), Germany, Mexico, and Switzerland. The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	06:41, 8 January 2008		619 × 463 (35 KB)	Chetvorno (talk \| contribs)	{{Information \|Description=Drawing of a watch movement from the early 1900s, with the upper plate removed to show the wheelwork. \|Source=Downloaded 2007-11-30 from [http://books.google.com/books?id=5Cjm14CkQZwC&pg=PA232 Harry Chase Brearley (1919) ''Time

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