Original 1749 antique copper-plate engraved map of western Tartary, centered on the Gobi Desert, by Jacques Nicolas Bellin. Tirée des Auteurs Anglois. Par N. Bellin Ingenieur de la Marine 1749. He was appointed the first Ingénieur Hydrographe de la Marine, and was also the Official Hydrographer to the French King.
eBay