Chart correction 40/20 — chart 54120
54120 5Ed. 9/19/92 LAST NM 33/20 40/20 Add AIS [S17.1] to light 43°43′12″N 13°13′18″E (18(20)13 Genova)
Source: NGA U.S. Notice to Mariners · edition: 5Ed. 9/19/92
Reference information — always verify against official Notices to Mariners before navigation.