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A large-scale map of Aceh, north Sumatra, spread over four sheets with details such as routes (rivers, roads, railways), crops (rice, banana, pepper, sugarcane, bamboo), land features (mountains, forests, wetlands) and settlements (cities, villages).

A navigation map of the northern tip of Sumatra, featuring bathymetry (sea depth), reefs, shoals, and side views of landmark mountains (elevations). Lighthouses are highlighted in red and yellow, with lines to indicate the limits of their range.