The book's premise is simple. It presents, in chronologicalorder, maps of county borders by state, for each U.S. census year. The maps are clear, concise, andabsolutely accurate. Notations of county formation dates and other significant events are icing onthe cake.
Not sure if great-great-uncle's farm was in Houston or Crawford county in 1860?Wondering if Youngtown fell in different counties during different years? Look no further. Anyserious genealogist or social historian with an interest in 1800's North America will findthemselves refering to this book again and again.