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Sllides of the July 22, 1980 eruption of Mount St. Helens. Skamania County, Washington. 1980.


Date Taken


These slides of the July 22, 1980 eruption of Mount St. Helens. Jim Vallance was in a U.S. Forest Service fixed wing aircraft and by Mike Doukas, Harry Glicken, and Rick Hoblitt were in a U.S. Geological Survey helicopter. There were three major eruptive pulses on July 22, 1980. They begin at 17:14, 18:30 and 19:02 PDT. 19:01 pyroclastic flow continues its advance as helicopter moves to west. Skamania County, Washington. (Photo by H. Glicken, USGS)


Data Owner :
U.S. Geological Survey
Photographer :
Glicken, Harry X.

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mshj0084.jpg thumbnail 8.93 MB image/jpeg

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Available in the U.S. Geological Survey Denver Library Photographic Collection, Mount St. Helens Superset Collection, color transparencies (slides).


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Additional Information


Type Scheme Key
name photoLibrary mshj0084
number photoLibrary 22699
batch photoLibrary btch224
number_in_book photoLibrary 84ct

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