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Publisher
- The Company (Chicago)1
- The Company (Chicago), 19141
- The Duluth & Iron Range Railroad? (Minnesota)1
- The Society (New York, N.Y)1
- The Society (Washington, D.C)1
- The Survey1
- The Survey (Norman, Okla)1
- U.S. Bureau of Soils (Washington, D.C)1
- U.S. Forest Service (Albuquerque)1
- U.S. Geological Survey (Washington, D.C)1
- United States Geological Survey : (Washington, D.C)1
- Webb Publishing Co. (St. Paul, Minnesota), 19141
- [Minnesota Geological Survey,], (Minneapolis)1
- [publisher not identified], (Saint Paul?)1