1 map: color; 18 1/4" x 14 3/4"; framed Published by: O.W. Gray & Son Drawn by: Frank A. Gray Scale: Miles (0, 2, 4, 6, 8, 10, 20, 30, 40) This map shows the State of Iowa divided by counties. A key in the top left-hand corner shows the symbols for: State Capital, County Town, Places, Railroads, and Narrow Gauge Railroads. The Top shows Longitude West from Washington, the bottom West from Greenwich.