Search

A brightly-coloured hand-drawn map of the Gulf of Siam, made for a ship’s captain. The elaborate compass roses are the centre of a rhumbline network, a web of lines to aid navigation. Bathymetry (sea depth), islands, shoals and reefs are also marked.

Colourful hand-drawn portolan (nautical) navigation chart, featuring a rhumbline network (the web of interconnected lines), islands, shoals and reefs. With an elaborately decorated cartouche, scale and compass roses. Vellum on folding wood boards.