Frequency of debris flows in Grand Canyon /

Bibliographic Details
Main Author:	Webb, Robert H.
Corporate Authors:	Geological Survey (U.S.), Grand Canyon Monitoring and Research Center
Other Authors:	Griffiths, Peter G., Klearman, Tillie A.
Format:	Government Document Book
Language:	English
Published:	[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, [2003]
Series:	Fact sheet (Geological Survey (U.S.)) ; FS-03-065.
Subjects:	Debris avalanches > Arizona > Grand Canyon.
Online Access:	https://purl.fdlp.gov/GPO/LPS100188

Description
Item Description:	Title from title screeen (viewed on Aug. 18, 2008). "August 2003." Electronic resource.
Physical Description:	4 unnumbered pages : digital, PDF file.
Format:	Mode of access: Internet from the USGS web site. Address as of 8/18/08: http://www.gcmrc.gov/library/reports/physical/Coarse%5FSed%5FWebb/Webb2003.pdf ; current access available via PURL.
Bibliography:	Includes bibliographical references (page [4]).