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Navigation map of the northwest coast of Sumatra. Bathymetry (sea depth), anchor points, shoals and other obstructions (clay, coral, mud, stones, sand) are marked, with hills and settlements to use as landmarks.

This map focuses on the mountain ranges along the west coast of central Sumatra. Military bases, post offices, villages, rivers and hot springs are also marked, and there are inset maps of the towns of Padang and Singkel (Singkil).