Search

A map to aid navigation around the Bay of Touranne (Bay of Turon, location of modern city of Da Nang, Vietnam). The web of lines is a rhumbline network, and bathymetry (sea depth), anchor points and two elevation views of the coasts are shown.

Map of the Gulf of Siam (Gulf of Thailand) with shoals and small islands marked. The web of lines is a rhumbline network, while the numbers indicate sea depth (bathymetry), both used to aid navigation. There is an inset map of the Redang Archipelago.

Map of the northern Malacca Strait—between Sumatra and Malaya—with shoals and reefs marked, some labelled as ‘dangerous’. The web of lines is a rhumbline network, while the numbers indicate sea depth (bathymetry), both used to aid navigation.

Two coastal navigation maps: one of the Mergui Archipelago off the west coast of Myanmar; and one of Phuket (‘Isle Junkseilon’) and the surrounding islands off the west coast of Thailand. Both feature bathymetry (sea depth), shoals and reefs.

Map of the Gulf of Siam (Gulf of Thailand) with shoals and small islands marked. The web of lines is a rhumbline network, while the numbers indicate sea depth (bathymetry), both used to aid navigation. There is an inset map of the Redang Archipelago.

Map of the northern Malacca Strait—between Sumatra and Malaya—with shoals and reefs marked, some labelled as ‘dangerous’. The web of lines is a rhumbline network, while the numbers indicate sea depth (bathymetry), both used to aid navigation.

Two coastal navigation maps: one of the Mergui Archipelago off the west coast of Myanmar; and one of Phuket (‘Isle Junkseilon’) and the surrounding islands off the west coast of Thailand. Both feature bathymetry (sea depth), shoals and reefs.

This 18th century maritime navigation map charts the waters between the islands of Java, Sumatra and Borneo. A route south towards the Sunda Strait, as taken by the French ship Mascarin in March and April 1772, is highlighted.