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- United States. Soil Conservation Service314
- Geological Survey (U.S.)132
- Rand McNally and Company121
- United States. General Land Office121
- Survey of India53
- Minnesota. Department of Highways51
- United States. Bureau of Public Roads44
- McGill-Warner Co.34
- American Geographical Society of New York29
- Canada. Department of the Interior27
- Minneapolis (Minn.). City Engineers Office27
- Saint Paul (Minn.). Department of Public Works24
- United States. Forest Service24
- Morden, Robert, approximately 1650-170323
- United States. Bureau of Chemistry and Soils21
- Rennell, James, 1742-183019
- Shedd & Wright Mfg. Co.19
- National Highways Association18
- L'Isle, Guillaume de, 1675-172617
- Sanborn Map Company17
