File:FN Four engine end section.gif

Size of this preview: 520 × 600 pixels. Other resolutions: 208 × 240 pixels | 416 × 480 pixels | 794 × 916 pixels.

Original file (794 × 916 pixels, file size: 116 KB, MIME type: image/gif)

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

DescriptionFN Four engine end section.gif	English: End section of c. 1911 FN Four motorcycle engine.
Date	20 October 2013, 11:40:24
Source	The Motor Cyclist's Handbook the Classic 1911 Guide to the Construction and Management of Motorcycles. Page 50. London, 1911 Reprited by Lulu.com, 2007 ISBN 9781430311317 At Google Books https://books.google.com/books?id=iqA2cUcijBkC&pg=PA50#v=onepage&q&f=false
Author	Charles S. Lake

Licensing

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.