Search

A Spanish military map of the northern Philippine island of Luzon, highlighting cable and telegraph lines, and aids to maritime navigation such as bathymetry (sea depth) and tide data. A conversion table for metres, fathoms and feet is also shown.

Map marking the border (in orange) agreed between British and Dutch territory on Borneo in 1891. Alternative borders are shown: according to the Dutch (blue), according to the British North Borneo Society (yellow) and proposed by the British (green).

Map marking the border (in orange) agreed between British and Dutch territory on Borneo in 1891. Alternative borders are shown: according to the Dutch (blue), according to the British North Borneo Society (yellow) and proposed by the British (green).

Map of the Penang Strait, including written instructions on how to navigate the strait. On land, areas of cultivation are marked, with a table listing acreage used for each crop. A boundary with Siam based on an 1831 treaty is also shown.