01270oam 2200373Ka 450 991069709220332120230902161544.0(CKB)5470000002383976(OCoLC)58593862(EXLCZ)99547000000238397620050324d2005 ua 0engtxtrdacontentcrdamediacrrdacarrierRadio navigational aids[electronic resource] /prepared and published by the National Geospatial-Intelligence AgencyBethesda, Md. :National Geospatial-Intelligence Agency,2005.1 online resource illustrationsPub. ;no. 117Title from title screen (viewed on Mar. 24, 2005).Pub. (United States. National Geospatial-Intelligence Agency) ;117.Marine radio stationsRadio in navigationAids to navigationMarine radio stations.Radio in navigation.Aids to navigation.United States.National Geospatial-Intelligence Agency.GPOGPOBOOK9910697092203321Radio navigational aids3169164UNINA