Chart correction 1584 — chart 4752

Chart 4752 (INT 4631) [ previous update 1973/23 ] NAD83 DATUM Insert the accompanying block, centred on: 44° 37´·2N., 63° 32´·8W.

Source: UKHO Admiralty Notices to Mariners

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