Incomplete record - should be at least 64 maps, LATLONGs truncated in PH I by GIPSY - 9512. Extends E off Bering Sea, between Seward Peninsula on N and Yukon Delta on S.
Discovered in 1778 by Captain Cook (1785, p. 485), Royal Navy (RN), and named by him in honour of Sir Fletcher Norton (later Lord Grantley), Speaker of the House of Commons.