Incomplete record - should be at least 62 maps, LATLONGs truncated in PH I by GIPSY - see 95CD to get missing coords up to 62 entries - 9511. On S side of Arctic Ocean, N coast of Alaska and NW coast of Canada; defined by Prince Patrick I., Canada, at NE end and Point Barrow, Alaska, at W end.
Named in 1826 by Sir John Franklin, Royal Navy (RN), for his friend Captain (later Admiral) Sir Francis Beaufort, hydrographer to the British Admiralty.