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On this map of the east coast of northern Sumatra, red borders divide the land into agricultural properties, each with a number to identify it. The whole area is divided into colour-coded administrative districts.

A map of the department of Deli, Java, divided into administrative districts, and spread over eight sheets. Rivers, railways, roads and paths, forests and mountains, and crops—rice, coconut, pepper, nutmeg, alang-alang—are marked.

Map of tobacco plantations in three regencies on the east coast of Sumatra. Each plantation is marked in red with the name of the brand under which its tobacco is imported into the Netherlands. Roads, railways and rivers are also shown.