Subject
- Boundaries127
- Planning and Cadastral66
- Environment63
- Open spaces60
- Conservation easements59
- Public lands--Fees59
- Shorelines28
- Administrative and political divisions16
- Oceans16
- Inland Waters14
- Society12
- Glaciers10
- Ice shelves10
- Islands9
- Lakes9
- Grants-in-aid8
- Community development7
- Counties5
- Economic development4
- Landforms4