Chart correction 1752 — chart 1663
Chart 1663 (INT 1953) [ previous update 1553/25 ] UNDETERMINED DATUM Insert PFl.Y ODAS 14° 24´·2N., 17° 04´·6W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.