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Subject
- Geology8
- Roads6
- Cities and towns4
- Geology, Stratigraphic3
- Express highways2
- Glacial landforms2
- Quaternary Geologic Period2
- Recreation areas2
- Anticlines1
- Cartes1
- Drift1
- Earth temperature1
- Geothermal resources1
- Géologie1
- Highway planning1
- Indian land transfers1
- Indians of North America1
- Land tenure1
- Oil fields1
- Oil wells1
