Original British Admiralty nautical chart No.1868 – Sandakan Harbour to Sanga Sanga Island (Borneo North East Coast). Covers Sandakan Harbour, Darvel Bay, Sulu Sea, Sanga Sanga Island and Bongao. Location Covered: Sandakan Harbour (Sabah, Malaysia) to Sanga Sanga Island (Sulu Archipelago).
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