Chart correction 1747 — chart 2921
Chart 2921 (Panel 2) [ previous update 827/24 ] NAD83 DATUM Delete è Horn(1)20s, and associated symbol, fog signal 38° 59´·26N., 76° 21´·50W.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.