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Summary
| Description |
English: Sedimentary deposits from the lahar of Mount St. Helens's May 1980 eruption, seen covering State Route 504 a few months later. USGS employee Gordon Coyier is seen posing next to a buried highway sign. |
| Date | |
| Source | USGS Denver Library Photographic Collection |
| Author | R. L. Schuster (United States Geological Survey) |
Licensing
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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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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 09:07, 11 September 2018 | | 3,483 × 2,329 (9.98 MB) | SounderBruce | User created page with UploadWizard |
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- Usage on cs.wikipedia.org
