MIT Libraries logo

Search Constraints

Start Over
You searched for: Institution Columbia Remove constraint Institution: Columbia Data type Polygon Remove constraint Data type: Polygon
« Previous | 1 - 10 of 1,038 |
Number of results to display per page

Search Results

1. Afghanistan Administrative Boundaries Level 1, 2006

2006. ESRI. Afghanistan Administrative Boundaries Level 1 is a polygon theme representing the boundaries for the first-level administrative units of Afghanistan. ESRI.

2. Alaska Geologic Formations, 1997

1980. United States Geological Survey (USGS). Alaska Geologic Formations is a polygon theme representing geologic formations throughout Alaska. This dataset consists of a polygon coverage and ... U.S. Geological Survey.

3. Albania Administrative Boundaries Level 1, 2006

2006. ESRI. Albania Administrative Boundaries Level 1 is a polygon theme representing the boundaries for the first-level administrative units of Albania. ESRI.

4. Algeria Administrative Boundaries Level 1, 2006

2006. ESRI. Algeria Administrative Boundaries Level 1 is a polygon theme representing the boundaries for the first-level administrative units of Algeria. ESRI.

5. Algeria Built-up Areas (polygons), 2004

2004. International Steering Committee for Global Mapping (ISCGM) and National Institute of Cartography and Remote Sensing. Algeria Built-up Areas (polygon) is a polygon theme representing built-up areas in Algeria. This layer is a component of the Global Map, a 1:1,00...

6. Algeria Inland Waters, 2004

2008. International Steering Committee for Global Mapping (ISCGM). Algeria Inland Waters is a polygon theme representing inland water features in Algeria. This layer is a component of the Global Map, a 1:1,000,0...

7. Algeria Political Boundaries (polygons), 2006

2008. International Steering Committee for Global Mapping (ISCGM). Algeria Political Boundaries is an area theme representing administrative areas in Algeria. This layer is a component of the Global Map, a 1:1,000,...

8. Angola Level 1 Administrative Boundaries, 1996

1996. United States. Agency for International Development and Famine Early Warning System Network. This ARC/INFO polygon coverage contains the first Level (International) boundary at a 1:1000000 scale. The coverage is part of the Famine Early Wa... EDC/International Program.

9. Angola Level 2 Administrative Boundaries, 1996

1996. United States. Agency for International Development and Famine Early Warning System Network. This ARC/INFO polygon coverage contains the second Level administrative boundaries at a 1:1000000 scale. The coverage is part of the Famine Early ... EDC/International Program.

10. Angola Level 3 Administrative Boundaries, 1996

1996. United States. Agency for International Development and Famine Early Warning System Network. This ARC/INFO polygon coverage contains the third Level administrative boundaries at a 1:1000000 scale. The coverage is part of the Famine Early W... EDC/International Program.