00860nam a2200253Ia 4500001000700000003000500007005001700012008004100029010001500070040001800085043001200103050002100115082001700136086001600153100002900169245012200198260005200320263000900372300001100381490005900392504004900451650007600500700003000576206461BIBL20160527194034.0950406s1995    dcu      b   f000 0 eng    a 95015030   aDLCcDLCdDLC  an-us-ca00aGB448b.E45 199500a551.4/362200 aI19.16:13571 aEllen, Stephen D.2Local10aHillside materials and slopes of the San Francisco Bay Region, Californiacby Stephen D. Ellen and Carl M. Wentworth.  aWashington, D.C.bU.S. Geological Surveyc1995.  a9506  ap. cm. 0aU.S. Geological Survey professional paperv13572Local  aIncludes bibliographical references (p. - ). 0aSlopes Physical geographyzCaliforniazSan Francisco Bay Region.2Local10aWentworth, Carl M.2Local