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Summary
| Description |
English: Huntington centrifugal roller mill - mining equipment |
| Date | |
| Source | General Metallurgy |
| Author | Heinrich Oscar Hofman |
Licensing
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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.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:04, 4 January 2009 | | 508 × 418 (45 KB) | Doug Coldwell | {{Information |Description={{en|1=Huntington centrifugal roller mill - mining equipment}} |Source=General Metallurgy |Author=Heinrich Oscar Hofman |Date=1913 |Permission=see below |other_versions=none }} [Category:Mining] [Category:Mining machines] [Categ |
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