by Thomas W. Dibblee, Jr. ; edited by John A. Minch. Relief shown by contours and spot heights. "Charles C. Bishop honorary map." "Topographic base map from available USGS 7.5-minute quadrangle Chittenden CA 1955. Photorevised 1968. AMS 1657 I NE, series V895." "First printing, June 2006." Includes quadrangle location map, index to adjacent 7.5 minute quadrangles, and index to sources of geology. Includes "pertinent references."