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Subjects
- Boats.2
- Surveying -- Michigan.2
- Surveying -- Wyoming.2
- Voyages and travels.2
- Camping.1
- Canals.1
- Dams.1
- Engineers -- Michigan -- Ann Arbor.1
- Evolution -- Religious aspects.1
- Expeditions and surveys.1
- Indians of North America.1
- Indians of South America.1
- Irrigation.1
- Laboratories -- Michigan -- Ann Arbor.1
- Medicine -- Michigan.1
- Naturalists -- Religious life -- Michigan -- Ann Arbor.1
- Philosophy.1
- Photographers.1
- Psychology.1
- Scientific expeditions.1