"Uncolored map showing the rapids with a note explaining the lettered areas of the map. First edition, second issue. Streeter: ""Hutchins' work is one of the most valuable sources on the West during the British period."" The book describes the country portrayed on Hutchins' ""New Map of the Western Parts of Virginia, Pennsylvania, Maryland and North Carolina..."" which was issued separately but at the same time as the book. With two folding maps, ""A Plan of the Rapids, in the River Ohio"" and ""A Plan of the several Villages in the Illinois Country..."""