Mount St. Helens volcanic-ash fall in the Bull Run watershed, Oregon, March-June 1980 / by Michael V. Shulters and Daphne G. Clifton.

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Bibliographic Details
Online Access:	Search for the full-text version of this title in HathiTrust
Main Author:	Shulters, M. V., 1950-
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Clifton, Daphne G.
Format:	Government Document Book
Language:	English
Published:	[Reston, Va.?] : Alexandria, Va. (604 South Pickett Street, Alexandria, Va. 22304) : U.S. Dept. of the Interior, Geological Survey ; Free on application to Branch of Distribution, U.S. Geological Survey, 1980.
Series:	Geological Survey circular ; 850-A.
Subjects:	Volcanic ash, tuff, etc. > Oregon. Saint Helens, Mount (Wash.) > Eruption, 1980. Bull Run River Watershed (Or.)

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Holdings details from Norlin Library - Government Information - US
Call Number:	I 19.4/2:850-A
I 19.4/2:850-A	Available Place a Hold