File:Headframe and plant at the Champion shaft.png

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Summary

Description	English: Headframe and plant at the Champion shaft. Photo by C. A. Logan.
Date	1919
Source	California State Mineralogist (1919) Report of the State Mineralogist (Public domain ed.), California State Office
Author	California State Mineralogist

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.