Time of Completion of Underthrusting of Franciscan beneath Great Valley Rocks West of Salinian Block, California Page, Benjamin M. Abstract Publication: Geological Society of America Bulletin Pub Date: 1970 DOI: 10.1130/0016-7606(1970)81[2825:TOCOUO]2.0.CO;2 Bibcode: 1970GSAB...81.2825P