Observations of the eruptions of July 22 and August 7, 1980, at Mount St. Helens, Washington
By: by Richard P. Hoblitt.
Series: U.S. Geological Survey professional paper ;; 1335
Publisher: U.S. G.P.O.
Published: 1986
Place of publication: Washington
Language: eng
Number of pages: 44
Subjects: Saint Helens, Mount (Wash.) -- Eruption, 1980.
Other titles: Observations of eruptions, July 22 and August 7, 1980, Mt. St. Helens, WA.
Notes: Bibliography: p. 38-39.
Title on p. 4 of cover: Observations of eruptions, July 22 and August 7, 1980, Mt. St. Helens, WA.