Striking full color example of Wagenhaer's map the the Prussian Coast from Memel to Poost, and including Danzig, etc. Wagenhaer was a Dutch pilot who produced the first set of effective navigational charts, under the title Spiegel der Zeevaerdt. These gorgeous charts, engraved by Baptist and Jan van Doetecum, embody the latest contemporary knowledge of navigation and position finding and set the standard which was followed for more than a century. Waghenaer's charts are magnificent works of art, which are highly sought after by collectors. An essential map for collectors of the Baltic and the earliest decorative sea chart of the region.