1907. Kenyon Company (Des Moines, Iowa). Cartographic Details: Scale [1:1,287,000] (W 97°--W 90°/N 49°--N 43°). Congressional and township boundaries shown in red and blue respectively. On... Kenyon Company (Des Moines, Iowa).
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1916. Kenyon Company (Des Moines, Iowa). 107 x 76 centimeters on sheets each 67 x 102 centimeters Scale [1:601,920]. 1 in. = 9.5 mi. General Minnesota Maps. Kenyon Company, (Des Moines, Iowa), 1916.