Revision History for USGS Open-File Report 2011-1044 G.A. Phelps, D.R. Bedford, D.J. Lidke, D.M. Miller, and K.M. Schmidt Preliminary Surficial Geologic Map of the Newberry Springs 30' x 60' Quadrangle, California ----------------------------------------------------- Posted online at http://pubs.usgs.gov/of/2011/1044/ July 16, 2012 -----------------------------------------------------