01354oem 2200421Ia 450 991069646730332120081217100052.0(CKB)5470000002378167(OCoLC)212628555(EXLCZ)99547000000237816720080303d1972 ca engb||||||||||||||aa|||||durcn|||||||||crdrdacontentcrdamediacrrdacarrierMagnetic map[electronic resource] Alaska, S.W. Bristol Bay vic. of Amak I. /National Ocean SurveyWashington, D.C. :U.S. Department of Commerce, National Oceanic and Atmospheric Administration, National Ocean Survey,1972.1 map digital, PDF fileNOS seamap seriesDepths shown by isolines and gradient tints.Title from title screen (viewed on Mar. 3, 2008).Includes table of depth gradients and location diagram."NOS 1711N-18M."Magnetic map GeomagnetismAlaskaBristol BayMapsMaps.lcgftGeomagnetismGPOGPOGPOBOOK9910696467303321Magnetic map3436596UNINA