Deposits of pre-1980 pyroclastic flows and lahars from Mount St. Helens volcano, Washington
Subtitle: lithology and stratigraphy of unconsolidated deposits, other than air-fall tephra, formed by eruptions during the past 40,000 years
By: by Dwight R. Crandell.
Series: U.S. Geological Survey professional paper -- 1444
Publisher: U.S. Dept. of Interior
Published: 1987
Place of publication: Washington, DC
Language: eng
Number of pages: 91
Subjects: Volcanic ash, tuff, etc -- Washington (State) -- Saint Helens, Mount; Lahars -- Washington (State) -- Saint Helens, Mount; Geology -- Washington (State) -- Saint Helens, Mount
Other titles: Pre-1980 pyroclastic flows and lahars from Mount St. Helens, Washington.
Notes: Spine title: Pre-1980 pyroclastic flows and lahars from Mount St. Helens, Washington.

Folded map inserted in pocket.

 86600117  t_oclc

Bibliogr.

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