Howard, Arthur David, 1906- Evolution of the landscape of the San Francisco Bay region. [electronic resource] . — Berkeley, : University of California Press,, 1962.. — 72 p. : illus. 19 cm. - California natural history guides ; 7. LCCN: 62017535 /L/r872 Subjects--Topical Terms: Geology--California--San Francisco Bay Area. LC Class. No.: QE90.S12 / H6