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Map of Ara Bay (east coast of Sumatra). Bathymetry (sea depth), tide data, reefs, shoals and other obstructions (clay, mud, shells, stones, sand) are marked. Underwater trenches are shown, with light buoys, and there is an elevation view of the bay.

Navigation map of the west coast of Celebes (Sulawesi), north of Makassar. Bathymetry (sea depth), lighthouses, shoals and other obstructions are marked, with trees and hills as landmarks, and elevations (side views of hills) to aid navigation.

Navigation map of the Riau Roadstead (off west coast of Bintan, Riau Archipelago): a body of water sheltered from tides/currents, for ships to anchor. Bathymetry (sea depth) and various obstructions and landmarks (hills, buildings, trees) are shown.

Large-scale plan of Singapore city, spread over eight sheets. Includes the central civic/business area around the Singapore River, Tanjong Pagar dock, and residential areas. The city is surrounded by suburbs, cemeteries, mangroves, vegetable gardens.

Map of the Dutch town and naval base on the island of Onrust in Batavia (Jakarta) Bay, and adjacent islands, featuring the dock, boat and work sheds, ammunition stores, forge, hospital and housing. Shoals, reefs and bathymetry (sea depth) are marked.

A map to aid in the navigation of the rivers leading to Saigon (Ho Chi Minh City, Vietnam). Details include bathymetry (water depth), currents, and a side view (or ‘elevation’) of hills to use as a landmark. Tides are described in written remarks.