Dokument
Admiralty Chart No 988 Channel between the islands Monmouth and Bashee, with Rmarks, Published 1784
Plan of the Channel between the islands Monmouth and Bashee (Batanes Islands) situated to the Northward of Luzon in lat. 20° 22' N. on board the ship St Jean Baptiste commanded by Monsieur de Surville. Not current - not to be used for navigation!
OldMapsOnline CommunityUnited Kingdom Hydrographic Office
1784