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Subjects
- Paleontology.[remove]3
- Geology.2
- Botany.1
- Dinosaurs -- Texas.1
- Dwellings -- Michigan -- Ann Arbor.1
- Education -- United States.1
- Evolution -- Religious aspects.1
- Fossils -- Collection and presentation -- Michigan.1
- Fossils.1
- Geology -- Michigan -- Maps.1
- Geology -- Michigan.1
- Geology -- Minnesota -- Maps.1
- Geology -- United States.1
- Geology, stratigraphic -- Permian.1
- Human beings -- Origin.1
- Meteorology.1
- Natural history.1
- Paleontology -- Carboniferous.1
- Paleontology -- Permian.1
- Paleontology -- Texas.1