Revision History for USGS Open-File Report 2011-1104 D.K. McPhee, V.E. Langenheim, and J.T. Watt Preliminary Isostatic Residual Gravity Anomaly Map of Paso Robles 30 X 60 Minute Quadrangle, California ----------------------------------------------------- Posted online at http://pubs.usgs.gov/of/2011/1104/ June 1, 2011 -----------------------------------------------------