File:Basaltic columns Lake Superior.png
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This is a file from the Wikimedia Commons. The description on its description page there is shown below.
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Summary
| Description |
English: Columns of basalt on the northwest shore of Lake Superior |
| Date | |
| Source | Owen, David Dale (1852) Report of a Geological Survey of Wisconsin, Iowa, and Minnesota, Philadelphia: Lippingcott, Grambo & Co., p. 384 Retrieved on 14 June 2012. |
| Author | Sketch by Richard Owen, engraved by J. W. Orr, on wood by S. Wade |
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 | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 17:29, 13 June 2012 | 1,081 × 669 (583 KB) | Brian the Editor |
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