1915. Rand McNally and Company. Locates lines of steam and electric railroad lines by company names. Shows county boundaries, township and range lines.; Shows county boundaries, t... Rand McNally and Co (Chicago).
1923. Kenyon Company (Des Moines, Iowa). Includes list of automobile highways shown on map by name and key to official markers of "principal blazed trails" of Iowa.; Index to Iowa counties... Kenyon Co., Inc., Map Makers (Des Moines, Iowa), 1923.
1901. Rand McNally and Company. In lower left: Rand McNally & Co.'s sectional map of Iowa. 80 x 113 centimeters Scale [1:506,880] 1 inch = 8 miles General Map Collection. Rand McNally (Chicago), 1901.
1911. Kenyon Printing & Manufacturing Co. Shows railroad lines and Y connections. Verso includes index of all incorporated cities and towns with populations according to the 1910 U.S. Censu... Kenyon Print. & Mfg. Co (Des Moines), 1911.