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Subject
- Geologists8
- Geology4
- History3
- Dawson, George Mercer, 1849-19011
- Description and travel1
- Discovery and exploration1
- Educational change1
- Educators1
- Explorers1
- Geological surveys1
- Gilbert, Grove Karl, 1843-19181
- Glacial epoch1
- Haida Indians1
- Hopkins, David Moody, 1921-20011
- Hutton, James, 1726-17971
- Indians of North America1
- Jack, Robert Logan, 1845-19211
- Maclure, William, 1763-18401
- Prospecting1
- Shinn, Eugene A.1