Observations of the eruptions of July 22 and August 7, 1980, at Mount St. Helens, Washington /
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Reston, Va.] :
Dept. of the Interior, U.S. Geological Survey ;
1986.
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| Series: | U.S. Geological Survey professional paper ;
1335. |
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| Item Description: | Shipping list number: 86-273-P. |
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| Physical Description: | viii, 44 pages : illustrations (some color), maps ; 29 cm. |
| Bibliography: | Bibliography: pages 38-39. |