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Late 19th century map of the Makassar Strait between Borneo and Celebes (Sulawesi), with shoals and reefs, bathymetry (sea depth), shipwrecks and other navigation aids marked. On land, mountains, with their heights, and rivers are shown.

This map of Java uses hachures: short lines/dashes that give a sense of the shape and steepness of terrain. The coast is marked with shoals and reefs (dotted lines and crosses), bathymetry (sea depth, in figures) and anchor points (anchor symbols).