Revision History for USGS Open-File Report 2010-1184 Carolyn A. Morrow, Diane E. Moore, and David A. Lockner Dependence of Frictional Strength on Compositional Variations of Hayward Fault Rock Gouges ----------------------------------------------------- Posted online at http://pubs.usgs.gov/of/2010/1184/ September 17, 2010 -----------------------------------------------------