01513oem 2200409Ia 450 991069648610332120081216144600.0(CKB)5470000002377977(OCoLC)209777546(EXLCZ)99547000000237797720080226d1968 ca engb|||||||||||||||||||||durcn|||||||||crdrdacontentcrdamediacrrdacarrierBathymetric map[electronic resource] Oregon, Umpqua River to Cape Ferrelo /compiled from C & GS hydrographic surveys dated 1889 to 1928 supplemented by hydrographic information from other sourcesWashington :U.S. Department of Commerce, Environmental Science Services Administration, Coast and Geodetic Survey,1968.1 map digital, PDF fileDepths shown by isolines, soundings, and gradient tints.Title from title screen (viewed on Feb. 26, 2008).Includes table of depth gradients, location diagram, C&GS hydrographic survey index, and evaluation of hydrographic survey accuracy."C. & G.S. 1308N-17."Bathymetric map Pacific Coast (Or.)MapsBathymetric maps.lcgftMaps.lcgftGPOGPOGPOBOOK9910696486103321Bathymetric map3434997UNINA