Marine Signal Flag: Letter "C" (Charlie) Other Navigation Tools published in 2003 by the

published in 2003 by the United Kingdom Hydrographic Office

Saba's former association with the Netherlands is depicted in the red

British Admiralty Nautical Chart 3584: Ports on the North East Coast of Sumatera is a standard nautical chart

Ports and Anchorages on the South-West Coast of Turkey is a standard nautical chart

British Admiralty Nautical Chart 3267: North Sea – Germany

Marine Signal Flag: Letter "C" (Charlie) Other Navigation Tools published in 2003 by theInternational maritime signal message: "Yes" or "Affirmative" 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.