Topographic map of Mount St. Helens, Washington, showing changes between April 11 and May 16, 1980 /
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| Format: | Government Document Map |
| Language: | English |
| Published: |
Reston, Va. :
The Survey,
1982.
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| Series: | Miscellaneous investigations series (Geological Survey (U.S.)) ;
map I-1411. |
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| Item Description: | Relief shown by contours. Includes text, cross-section, and location maps. Cartographic material. |
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| Physical Description: | 1 map : color ; 73 x 79 cm., on sheet 86 x 110 cm., folded in envelope 30 x 24 cm. |
| Bibliography: | Includes bibliographical references. |