Marine Signal Flag: Letter "D" (Delta) Official Logbooks NOAA Nautical Chart 11322: Intracoastal

NOAA Nautical Chart 11322: Intracoastal Waterway Galveston Bay to Cedar Lakes is a standard navigation chart used by commercial and recreational mariners alike

British Admiralty Nautical Chart  3892: China - Nan Hai

British Admiralty Nautical Chart 2258: Colombia – Panama

Panel Name Port of Mumbai (Bombay)

Edition Date: 2017-02-01

Marine Signal Flag: Letter "D" (Delta) Official Logbooks NOAA Nautical Chart 11322: IntracoastalInternational maritime signal message: "I am maneuvering with difficulty; keep clear" Marine signal flags are international signals used by ships at sea to spell out short messages, or more commonly, used individually or in combination they have special meanings.