Version history for Normark, William R., Piper, David J.W., Sliter, Ray W., Triezenberg, Peter, and Gutmacher, Christina E., 2006, Digital single-channel seismic-reflection data from western Santa Monica Basin: U.S. Geological Survey Open-File Report 2006-1180 [available on the World Wide Web at URL http://pubs.usgs.gov/of/2006/1180/ ]. Version 1.0, June 29, 2006 Initial release online at http://pubs.usgs.gov/of/2006/1180/