Version history for Kayen, Robert, Thompson, Eric, Minasian Diane, and Carkin, Brad, 2005, Shear-wave velocity of the ground near sixty California strong motion recording sites by the Spectral Analysis of Surface Waves (SASW) method and harmonic-wave sources: U.S. Geological Survey Open-File Report 2005-1366 [available on the World Wide Web at URL http://pubs.usgs.gov/of/2005/1366/ ]. Version 1.0, January 23, 2006 Initial release online at http://pubs.usgs.gov/of/2005/1366/