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Subjects
- Mining.1
- Mountains.1
- National parks & reserves -- Arizona.1
- National parks & reserves -- California.1
- National parks & reserves -- Utah.1
- National parks and reserves.1
- Natural resources -- United States.1
- Natural resources.1
- Oral history.1
- Parks -- Michigan.1
- Public lands -- Recreational use.1
- Riparian rights -- United States.1
- Roads -- United States.1
- Sleds & sleighs -- Alaska.1
- Tourism -- Michigan.1
- Water rights.1
- Wildlife management.1
- Women conservationists -- Michigan.1