Chart correction 2769 — chart 2456
Chart 2456 [ previous update 2123/25 ] NAD83 DATUM Insert GfFl.Y.20s 'REVSP4' 41° 06´·06N., 71° 00´·76W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.