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Navigation map of the Riau Roadstead (off west coast of Bintan, Riau Archipelago): a body of water sheltered from tides/currents, for ships to anchor. Bathymetry (sea depth) and various obstructions and landmarks (hills, buildings, trees) are shown.

Large-scale plan of Singapore city, spread over eight sheets. Includes the central civic/business area around the Singapore River, Tanjong Pagar dock, and residential areas. The city is surrounded by suburbs, cemeteries, mangroves, vegetable gardens.