The original cartography was based on maps from c.1713. It remained unchanged through it's various printings and states (as late as 1784) giving it a somewhat dated look as compared to other maps published of the area during the same time period.
Covers New York and areas of New England, Pennsylvania, Maryland, Virginia, North and South Carolina, Georgia and other states reaching to the Mississippi River. Identifies Indian Nations. A map of British American Plantations extending from Boston in New England to Georgia, including all the black settlements in the provinces as far as the Mississippi. Elaborate cartouche depicting a monkey, slaves and child, native people, arrow embedded in a head.
According to Burden (230) this is the earliest map to show the correct north-south orientation of Lake Champlain and to represent Prince Edward Island accurately. It is considered one of the most important maps of the region of the early 17th century. It is interesting to note the different languages used: the cartouche is Latin, most place names are French and the cardinal points in the margin, Dutch.
This map was apparently copied from Morse's American Geography. However because there are no notes on the map and the north eastern boundary between the United States and British North America (specifically New Brunswick and Quebec) had been under negotiation at various times since 1783 we can't determine which edition of American Geography it was copied from. The topic of the north eastern boundary would have been of interest at this time as it was finally resolved in 1842.
There are several interesting notes on the founding of the various English settlements covered by the map. The accompanying magazine article points out that the purpose of the map is illustrate the "just" claims of Great Britain and the "encroachments" of the French.