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Creator
- Herron, W. H. (William Harrison), 1865-[remove]2
- Ellis, J. R. (Topographer)1
- Geological Survey (U.S.)1
- Graff, Fred, Jr.1
- Harrison, R. L. (Topographer)1
- Illinois State Geological Survey1
- Marshall, R. B. (Robert Bradford), 1867-19491
- Miller, W. L. (Topographer)1
- Ohio. Division of Geological Survey1
- Smith, Glenn S. (Glenn Shepard)1
- U.S. Coast and Geodetic Survey1
- United States. Army1