Static and cyclic strength properties of Mount St. Helens debris avalanche and ash cloud materials
By: by William J. Winters and Robert E. Kayen.
Contributors: Kayen, Robert E.; Geological Survey (U.S.)
Series: Open-file report -- 85-518.; Open-file report (Geological Survey (U.S.)) -- 85-518.
Publisher: U.S. Dept. of the Interior, Geological Survey
Published: 1985
Place of publication: [Reston, Va.?]
Language: eng
Format: Microform
Subjects: Volcanic ash, tuff, etc. -- Washington (State) -- Saint Helens, Mount -- Composition.
Notes: Distributed to depository libraries in microfiche.

Chiefly ill.

"August 1985."

Bibliography: leaves 11-13.

Microfiche. [Denver, Colo. : U.S. Geological Survey, 1985]. 4 microfiches ; 11 x 15 cm.