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Creator
- Sanborn Map Company134
- Geological Survey (U.S.)8
- Shannon, C. W. (Charles William),1879-19344
- Shannon, M. E.4
- Henderson, Albert3
- Sällskapet för Finlands geografi, Helsingfors3
- United States. General Land Office3
- Baldwin, Mark (Soil surveyor)2
- C.S. Hammond & Company2
- Hole, Allen David, 1866-19402
- Kelly, B. W. (Soil surveyor)2
- Leverett, Frank, 1859-19432
- Rand McNally and Company2
- Roberts, W. A. (Soil surveyor)2
- United States. Office of Indian Affairs2
- Ann Arbor (Mich.). Board of Commerce1
- Canada. Department of the Interior1
- Droogmans, Hubert.1
- Edmondson, J. B.1
- Essex, Frank B1