Chart correction 37/20 — chart 54320
54320 4Ed. 10/5/91 LAST NM 35/20 37/20 Add Submarine power cable [L31.1] joining 37°26.0′N 25°19.4′E 37°26.8′N 25°18.4′E 37°27.0′N 25°17.5′E 37°25.8′N 25°17.1′E 37°25.8′N 25°17.1′E 37°05.2′N 25°19.8′E 37°04.8′N 25°20.3′E (5(65, 66)20 Athens)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 10/5/91
Reference information — always verify against official Notices to Mariners before navigation.