Chart correction 13/23 — chart 54400
54400 8Ed. 06/02/90 LAST NM 10/23 13/23 Add Submarine cable [L30.1] between 3643.6N 2741.3E 3642.8N 2746.0E (1(2)23 Istanbul)
Source: NGA U.S. Notice to Mariners · edition: 8Ed. 06/02/90
Reference information — always verify against official Notices to Mariners before navigation.