File:Map of Mount Shasta debris avalanche.png
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Size of this preview: 404 × 599 pixels. Other resolutions: 162 × 240 pixels | 600 × 889 pixels.
Original file (600 × 889 pixels, file size: 17 KB, MIME type: image/png)
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Summary[edit]
| Description |
English: USGS image
Modified from: Dwight R. Crandell, 1989 Gigantic Debris Avalanche of Pleistocene Age from Ancestral Mount Shasta Volcano, California, and Debris-Avalanche Hazard Zonation: U.S. Geological Survey Bulletin 1861 Topinka, USGSICVO, 1998, Modified from: Crandell 1989, USGS Bulletin 1861 |
| Date | |
| Source | http://vulcan.wr.usgs.gov/Volcanoes/Shasta/Publications/Bulletin1861/map_shasta_debris_aval.html |
| Author | Dwight R. Crandell |
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This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.
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Textual information (e.g. timestamp) once visible in the image itself has been moved into the image metadata and/or image description page. This makes the image easier to reuse and more language-neutral, and makes the text easier to process and search for. Commons discourages placing visible textual information in images. All licenses accepted on Commons permit this type of modification as a derivative work.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 16:40, 26 April 2013 | | 600 × 889 (17 KB) | Ras67 (talk | contribs) | cropped and watermark removed |
| 00:17, 22 September 2006 |  | 612 × 930 (20 KB) | Mav (talk | contribs) | USGS image from: http://vulcan.wr.usgs.gov/Volcanoes/Shasta/Publications/Bulletin1861/map_shasta_debris_aval.html Modified from: Dwight R. Crandell, 1989 Gigantic Debris Avalanche of Pleistocene Age from Ancestral Mount Shasta Volcano, California, and D |
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