Chart correction 17/21 — chart 54330

54330 2Ed. 6/11/77 LAST NM 1/21 17/21 (Plan B) Add Legend “Historic Wk” to Wk 37°23′23.0″N 24°23′25.0″E (1(19)21 Athens)

Source: NGA U.S. Notice to Mariners · edition: 2Ed. 6/11/77

Reference information — always verify against official Notices to Mariners before navigation.