Department of State Publication: International organization and conference series. General. I

aboard accuracy aids to navigation aircraft antenna APRIL 28 azimuth band beacon bearing BROADCASTS buoys challenger channel chart Coast Guard coastal commercial radar considerable Consol continuous corner reflectors coverage craft delegates desirable devices distance electronic equipment error frequency ground station harbor Hydrographic indicator installed INTERNATIONAL MEETING Lakes LANAC lane Lieutenant Commander line of position London long range long range navigational Loran marine navigation MARINE RADIO AIDS maritime medium frequency MEETING ON MARINE ment meter miles nautical miles Navaglobe NAVIGATION IMMRAN DOC NAVIGATION NEW YORK navigation systems Navy obtained ocean operation paper port position fixing possible present problem pulse radar set radio direction finder radiobeacons Ramark receiver reflectors reliable replier ROBERT WATSON-WATT safety ship shipboard shipborne Shoran shore signals sky wave specific standard tion transmission transmitting stations United Kingdom vessels waters weather