A very fine sea chart of the west coast of Morocco between C.Cantin tot C.Bajador and the Canary Islands, Lanzerote and Fuerteventura. With a very large decorative title-cartouche and an inset depicting Porto de Nao en Po. de Cavallos on Lanzerote. Rhumb lines.  Johannes van Keulen is the founder of the successful van Keulen firm that published charts, pilot guides and sea-atlases for over 2 centuries. In 1680, he published his immensely popular 'Zee Atlas of te Water Werelt'.

Rare two-sheet sea chart of the coasts of Brazil, West Africa and South Africa, published by Johannes Van Keulen (the younger), circa 1720.The chart shows the western coast of Africa but the information provided in the map for Inland territories is wide. The South American coast of Brazil, the latter with a large, decorative, dedication cartouche inland, and Guyana. In the left-hand part a large dedicational cartouche to Abraham Anias, with the signature of Johannes van Keulen.Abraham Anias (169...