File:NIE 1905 Coal - cross-section of anthracite coal measures.jpg
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Summary
| Description |
English: Cross-sectional diagram of anthracite coal measures in Pennsylvania. |
| Date | published 1905 |
| Source | The New International Encyclopædia, v. 5, 1905, p. 70. |
| Author | Unknown author |
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 | 22:44, 14 December 2016 | | 1,523 × 395 (245 KB) | Bob Burkhardt | {{Information |Description ={{en|1=Cross-sectional diagram of anthracite coal measures in Pennsylvania.}} |Source =''The New International Encyclopædia'', v. 5, 1905, p. 70. |Author =unknown artist |Date =published 1905 |P... |
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