Chart correction 3221 — chart 1661
Chart 1661 (INT 1951) [ previous update 1943/24 ] WGS84 DATUM Insert 18!,û Wk 21° 03´·9N., 17° 20´·0W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.