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Navigation maps of two bays on the southeast coast of Borneo. Anchorages, bathymetry (sea depth), buoys, shoals and other obstructions are shown. There is an inset map of the roadstead—a body of water sheltered from tides/currents—at Balikpapan Bay.

The colonial territories of British North Borneo are shown in pink on this late 19th century map, with Brunei and Sarawak in green, and Dutch colonial territory in yellow. Sea routes around the British Empire are depicted on an inset map.

Five maps of bays of Java, including bathymetry (sea depth), anchor points, coastal hills, tide data, reefs and shoals. Obstructions in the water are marked ‘gr’ (rough), ‘h’ (hard), ‘k’ (clay), ‘kr’ (coral), ‘m’ (mud), ‘st’ (stones), and ‘z’ (sand).

Very detailed atlas of the entire Dutch East Indies, over 16 map sheets, with a cover and overview map. Includes topographic maps, inset maps of cities and islands, and maps featuring land and sea routes, languages, geology, colonial territory etc.

Four navigation maps of waterways on the northeast coast of Borneo, including the Karang Muaras reef. Anchorages, bathymetry (sea depth), shoals and other obstructions are shown, with trees, hills and elevations (side views of hills) as landmarks.

Fifteen separate maps of bays and river mouths of Sumatra, including bathymetry (sea depth), anchor points, reefs and shoals, and tide data. There is a drawing of the mouth of the Pidada-rivier.

Map of the east coast of the Aru Islands (Maluku Islands), with bathymetry (sea depth), tides and currents, shoals and other obstructions. An inset map shows the anchorage at islands off the coast, along with elevation views of the islands.

Eleven separate maps of bays and river mouths of Sumatra, including two bays on the island on Bras (Breueh Island), and the bay at Kota Radja (Banda Aceh). Bathymetry (sea depth), anchor points, reefs and shoals are marked, along with tide data.

Map of the island and residency of Bangka, divided into districts and sub-districts, and featuring mountains, rivers, wetlands, and settlements. The surrounding seas are marked with buoys, depth lines, anchor points, shoals and reefs.

The colonial territories of British North Borneo are shown in pink on this late 19th century map, with Brunei and Sarawak in green, and Dutch colonial territory in yellow. Sea routes around the British Empire are depicted on an inset map.

From a Dutch geographical society journal, this map of the west coast of Atjeh (Aceh), Sumatra, shows shoals, reefs, bathymetry (sea depth) and anchor points. On land, there are mountains (with heights), rivers, pepper plantations and rice fields.

An Atlas produced by an expedition in central Sumatra, including: maps of topography, geology, a number of rivers in the region; drawings of mountains, graphs of lengths of roads; family trees of the royal families of Djambi (Jambi) and Palembang.