Chart correction 2678 — chart 2456
Chart 2456 [ previous update 1381/24 ] NAD83 DATUM Insert GfFl.Y.20s 'P140' 40° 54´·75N., 70° 46´·50W. Delete Gf Fl.Y.4s 'T4' 41° 08´·75N., 70° 56´·70W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.