Dokument
Admiralty Chart No 1363 Sherboro Island to Cape Mesurada, Published 1841
Nautical chart of the west Coast of Africa : Sheet IX : Sherboro Island to Cape Mesurada. Surveyed by Captain A.T.E. Vidal and Lieutenant G.A. Bedford, HMS Aetna, 1836-1838. Not current - not to be used for navigation!
OldMapsOnline CommunityUnited Kingdom Hydrographic Office
1841