Economic map of Detroit City & retail trading area by census tract : Wayne, Oakland, Macomb, Washtenaw, Monroe, Livingston [counties] / prepared by Research Department of the Detroit Free Press
Scale 1:125,000 (W 84°09ʹ00ʺ--W 82°42ʹ00ʺ/N 42°53ʹ00ʺ--N 41°43ʹ00ʺ).
Note
"1976 average household income" table color-keyed to the map. At head of title: Detroit Free Press, the right people to reach the right people. "Price -- $7.50."