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File:Mill and cyanide plant of the Champion-Providence Group.png

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Mill_and_cyanide_plant_of_the_Champion-Providence_Group.png (260 × 449 pixels, file size: 143 KB, MIME type: image/png)

Summary

Description
English: Mill and cyanide plant of the Champion-Providence Group. Photo by C. A. Logan.
Date
Source California State Mineralogist (1919) Report of the State Mineralogist (Public domain ed.), California State Office
Author California State Mineralogist

Licensing

Public domain
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
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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data size

146,301 byte

height

449 pixel

width

260 pixel

media type

image/png

checksum

31a4c3d30e694c018d12d09b1a31ad1dc5fb3cd1

determination method or standard: SHA-1

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Date/TimeThumbnailDimensionsUserComment
current23:25, 4 July 2016Thumbnail for version as of 23:25, 4 July 2016260 × 449 (143 KB)RosiestepUser created page with UploadWizard

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