Depths shown by soundings; relief shown pictorially. Prime meridians: Paris, Cap Lezard, London and Teneriffe. "Avertissement" notes that this chart has been officially updated from the 1738 ed. based on the latest discoveries; although dated 1766, discoveries to 1773 are added. Depicts the Atlantic ocean, West Indies, eastern North America, northern South America and western Europe & Africa. In contrast to its general accuracy, the entire Florida peninsula is shown as a group of islands. Scale ca. 1:11,000,000.