File:Revolving ore dryer.png
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Summary
[edit]DescriptionRevolving ore dryer.png |
Français : Tambour rotatif pour le séchage du minerai d'argent.
Rumantsch: SILVER MILLING. ROASTING PROCESS DRY CRUSHING PLATE No. 51 |
Date | |
Source | Catalogue no. 1, presented by the Anaconda Copper Mining Co., foundry department, manufacturers of mining, milling, concentrating and smelting machinery |
Author | Anaconda Company |
Licensing
[edit]Public domainPublic domainfalsefalse |
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This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.
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Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Revolving_ore_dryer.png |
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current | 11:46, 26 November 2016 | ![]() | 5,736 × 2,136 (5.56 MB) | Borvan53 (talk | contribs) | User created page with UploadWizard |
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Horizontal resolution | 28.35 dpc |
Vertical resolution | 28.35 dpc |
File change date and time | 10:41, 26 November 2016 |