Digital Maps and Geospatial Data | Princeton University

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1. Elementary School Districts, Maine, 2000

2000. U.S. Census Bureau. Geography Division. This polygon shapefile represents the elementary school district boundaries in Maine. School districts are geographic entities within which state, ...
Elementary School Districts, Maine, 2000

2. Engineering Aspects of Karst

1984. Tobin, B. D. and Weary, David J. This polygon shapefile is a digital version of U.S. Geological Survey Open File Report 2004-1352, Engineering Aspects of Karst. The open-file repor...
Engineering Aspects of Karst

3. Important Farmland, San Joaquin County, California, 2002

2002. California. Farmland Mapping and Monitoring Program. This polygon shapefile represents areas of important farmland in San Joaquin County, California for 2002. Established in 1982, Government Code Sect...
Important Farmland, San Joaquin County, California, 2002

4. Arctic Ice Chart, January 31, 1974

1974. Arctic Climate System (ACSYS). This polygon shapefile contains ice observations in the Arctic region for January 31, 1974. This layer is part of the Arctic Climate System (ACSYS)...
Arctic Ice Chart, January 31, 1974

5. Upland Habitat Goals Project Study Area: San Francisco Bay Area, California, 2011

2011. Bay Area Open Space Council, Conservation Lands Network, San Francisco Bay Area Upland Habitat Goals Project, and GreenInfo Network (Firm). This polygon shapefile depicts the extent of the San Francisco Bay Area Upland Habitat Goals Project Study Area where the analysis occured, onto wh...
Upland Habitat Goals Project Study Area: San Francisco Bay Area, California, 2011

6. Arctic Ice Chart, June 3, 1966

1966. Arctic Climate System (ACSYS). This line shapefile contains ice observations in the Arctic region for June 3, 1966. This layer is part of the Arctic Climate System (ACSYS) Histor...
Arctic Ice Chart, June 3, 1966

7. Streets: Humboldt County, California, 2002

2002. von Dohlen, Jerry. This polyline shapefile depicts centerlines of Streets in the County of Humboldt, California, including street names and zip codes. This coverage w...
Streets: Humboldt County, California, 2002

8. Important Farmland, Marin County, California, 2010

2010. California. Farmland Mapping and Monitoring Program. This polygon shapefile contains areas of important farmland in Marin County, California for 2010. Important Farmland Maps show the relationship bet...
Important Farmland, Marin County, California, 2010

9. Arctic Ice Chart, July 8, 1966

1966. Arctic Climate System (ACSYS). This line shapefile contains ice observations in the Arctic region for July 8, 1966. This layer is part of the Arctic Climate System (ACSYS) Histor...
Arctic Ice Chart, July 8, 1966

10. Municipal Boundaries: Mato Grosso, Brasil, 2010

2010. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the municipal boundaries for the state of Mato Grosso, Brazil, in 2010. Municipalities are subdivisions of Brazilia...
Municipal Boundaries: Mato Grosso, Brasil, 2010