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Two geological maps and four sectional drawings showing the Krakatoa volcano before and after its 1883 eruption.

This map is concerned with trade in the Dutch East Indies, highlighting useful resources such as maritime routes, railways, telegraph lines and offices, coast and harbour lights, offices of officials, areas that apply tolls and duties etc.

A map charting the effects of the 1883 Krakatoa volcanic eruption: a red circle where the eruption was heard; black lines showing the hourly spread of the resulting waves; and a list of ships on which ash fell, or that encountered pumice (with date).

Nine maps of the effects of the 1883 Krakatoa volcanic eruption, including on Rakata Island itself, and Calmeyer Island (formed by the eruption). Other maps use brown shading to show the flooding of nearby islands and settlements by ensuing tsunamis.

A map of the effects of the 1883 Krakatoa volcanic eruption. The orange line is the islands’ outline pre-eruption; the red line is the boundary of the collapsed area. Red numbers are sea depth. Pre- and post-eruption sizes of the islands are listed.

The Aceh War (1873–1904) between the Sultanate of Aceh and Dutch colonists is highlighted on this map of Groot-Atjeh in 1876. Flag symbols mark the locations of Dutch troops, while a red line records the route marched by ‘agitating troops’ in 1875-6.

The Straits Settlements are in red, with the rest of the map marked with names of local peoples (‘Inhabited by the Johor Jakuns’) and resources (mines). Many areas are left blank or vague as unexplored or approximate. Inset map of Singapore city.

The Straits Settlements are in red, with the rest of the map marked with names of local peoples (‘Inhabited by the Johor Jakuns’) and resources (mines). Many areas are left blank or vague as unexplored or approximate. Inset map of Singapore city.

The Aceh War (1873–1904) between the Sultanate of Aceh and Dutch colonists is highlighted on this map of Groot-Atjeh in 1876. Flag symbols mark the locations of Dutch troops, while a red line records the route marched by ‘agitating troops’ in 1875-6.

This map shows the border between British India and Burmah (Myanmar). Although the Burmah part of the map is mostly blank, the Chindwin River is shown, along with some other details including a label stating ‘Low hills Covered with dense Forest’.

Map of East Asia, with British colonial possessions—Burma, Straits Settlements, Labuan and British North Borneo—highlighted with red borders. There is also an inset map of the Red River (Hong River) running through Hanoi, Vietnam.

Map of Phu-Sa, a village to the northeast of the city of Sơn Tây (Vietnam), during the Tonkin campaign. It shows French troop positions (on the right, in red) before they attacked the defences of the China-backed Black Flag Army at Phu-Sa