Subject
- Geographic information systems2
- Water rights (International law)2
- Water-supply -- Columbia River Watershed -- Management2
- Abandoned mined lands reclamation -- West (U.S.)1
- American Samoa -- Bathymetric maps1
- Animal radio tracking -- Computer programs1
- Animas-La Plata Project1
- Archaeological geology -- Oregon -- Gwynn Creek1
- Archaeological geology -- Oregon -- Neptune State Park1
- Archaeological site location -- Oregon -- Pacific Coast1
- Assistance in emergencies -- Pakistan1
- Astronomy -- Charts, diagrams, etc -- History -- 16th century1
- Ballast water -- North Pacific Ocean -- Environmental aspects1
- Big Bend (Or.), Battle of, 18561
- Biogeomorphology -- Mathematical models1
- Birds -- Habitat -- Pacific Coast (U.S.) -- Data processing1
- Birds -- Pacific Coast (U.S.) -- Geographical distribution -- Mathematical models1
- Carbon cycle (Biogeochemistry) -- Former Soviet republics1
- Cartography -- History -- 16th century1
- Cities and towns -- California -- Napa County -- Growth1