A detailed sea chart of the westerrn Indian Ocean

A large sea-chart of the western Indian Ocean, with the coastlines of Arabia, the Arabian Gulf, Persia and Somalia, with the mouth of the Indus and the Amirante Islands. This chart, one of a pair with the eastern Indian Ocean, appeared both in the 'Neptune Francois' sea atlas and in Mortier's pirate of Jaillot's 'Atlas Nouveau', as this example.