Eruptions of Mount St. Helens
Subtitle: past, present, and future
By: by Robert I. Tilling
Contributors: Geological Survey (U.S.)
Publisher: Department of the Interior, U.S. Geological Survey
Published: 1984
Place of publication: Resaton, Va.?]; Washington, D.C. : For sale by the Supt. of Docs., U.S. G.P.O
Language: eng
Subjects: Eruption, 1980; Volcanoes
Notes: Bibliography: p. 46.