Chart correction 20/23 — chart 57220
57220 4Ed. 11/23/85 LAST NM 17/20 20/23 Add Platform [L10] 4°41′40″S 11°39′20″E (17(170)23 Brest)
Source: NGA U.S. Notice to Mariners · edition: 4Ed. 11/23/85
Reference information — always verify against official Notices to Mariners before navigation.