Scarce antique map of the Tartary by G. Mercator. Shows the Tartar Empire with Russia, the Caspian Sea in the west, the north of China with the Great Wall of China, Korea is still shown as an island and in the northeast with Alaska. From the rare edition of the Mercator Atlas by J. Cloppenburch (also Cloppenburgh), printed in Amsterdam between 1630 and 1636. Its newly engraved maps were of a size (c. 19 x 25 cm) that fell in between the folio maps in the Mercator-Hondius Atlas (c. 35 x 50 cm) and the Atlas Minor (c. 15 x 20 cm). Most of the maps were engraved by Pieter van den Keere (Petrus Kerius). Latin text on verso.