Subjects
- Recycling (Waste, etc.) -- Michigan.1
- Refuse and refuse disposal -- Michigan.1
- Religion.1
- Resorts -- Michigan -- Isle Royale.1
- Rivers.1
- Roads -- United States.1
- Salvage (Waste, etc.) -- Michigan.1
- Ships -- Great Lakes.1
- Water -- Michigan.1
- Water conservation -- Michigan, Southeastern.1
- Water rights -- Michigan.1
- Water-supply -- Michigan, Southeastern.1
- Watershed management -- Michigan -- Jordan River Watershed (Antrim County and Charlevoix County)1
- Wetland conservation -- Michigan.1
- Wetlands -- Michigan.1
- Wildlife conservation -- Michigan.1
- Women -- Charities.1
- Women -- Michigan.1
- Women conservationists -- Michigan.1
- Women in combat -- United States.1