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- U.S. Geological Survey15
- The Survey12
- Engraved and printed by the U.S. Geological Survey, Bailey Willis, Editor of Geologic Maps, S.J. Kübel, Chief Engraver2
- Illinois Dept. of Energy and Natural Resources, Illinois State Geological Survey2
- Dept. of the Interior, U.S. Geological Survey1
- The Survey ; For sale by Branch of Distribution1
- The Survey ; Information Services [distributor]1
- U.S. Dept. of the Interior, U.S. Geological Survey1
- U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by USGS Information Services1
