This map of Java and Madura uses hachures: short lines/dashes that give a sense of the shape and steepness of terrain. Roads, railways and rivers are marked, as are anchor points and coral reefs (marked with letter ‘K.’ before their name).
Algemeene Kaart van Nederlandsch Oostindie
event1842
location_onEast Timor, Indonesia, Malaysia, Singapore
This detailed map of the Dutch East Indies in the mid-19th century is spread over eight sheets, plus a cover sheet showing the whole area. There are numerous inset maps of islands, bays, cities etc.