| Title | Late Recent Age of Mount St. Helens Volcano, Washington |
| Publication Type | Report |
| Year of Publication | 1960 |
| Authors | Mullineaux, D. R., and D. R. Crandell |
| Secondary Title | U. S. Geological Survey Professional Paper |
| Volume | 400-B |
| Pagination | B307-B308 |
| Institution | Department of the Interior |
| ISBN Number | 400-B |
| Accession Number | S-1391 |
| Keywords | Andesite, basalt, Mount St. Helens, Volcano, Washington |
| Notes | Cascade Range |
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