Creator
- United States. Soil Conservation Service (393)
- Geological Survey (U.S.) (131)
- United States. General Land Office (114)
- Rand McNally and Company (85)
- Rand McNally and Company. (35)
- United States. Bureau of Public Roads (35)
- Minnesota. Department of Highways. (34)
- Survey of India (31)
- American Geographical Society of New York (29)
- Canada. Department of the Interior (27)
- Saint Paul (Minn.). Department of Public Works (24)
- Morden, Robert, approximately 1650-1703 (23)
- Survey of India. (23)
- United States. Forest Service (23)
- McGill-Warner Co. (21)
- Rennell, James, 1742-1830 (19)
- Cary, John, approximately 1754-1835 (17)
- Sanborn Map Company (17)
- Shedd & Wright Mfg. Co. (16)
- McGill-Warner Co (15)
