Chart correction 4134 — chart 2456

Chart 2456 [ previous update 3634/23 ] NAD83 DATUM Insert GfFl.Y.20s 41° 19´·79N., 70° 54´·64W. 41° 09´·56N., 70° 38´·32W.

Source: UKHO Admiralty Notices to Mariners

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