Chart correction N40/21 — chart 51100
51100 8Ed. 3/19/16 LAST NM N49/20 N40/21 Delete Superbuoy 41°12.1′N 8°45.0′W (7(244)21 Lisboa)
Source: NGA U.S. Notice to Mariners · edition: 8Ed. 3/19/16
Reference information — always verify against official Notices to Mariners before navigation.