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2007. Map Maker Ltd. This polygon shapefile contains province boundaries for Western Sahara as of January 2007. These are the level 1 administrative units (ADM1) for We... Map Maker Ltd.
1872. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile represents the provincial boundaries Brazil in 1872. These data were created using a custom World Polyconic Projection. This... Instituto Brasileiro de Geografia e Estatística.
1820. Snyder-Reinke, Jeffrey, 1969-. This polygon shapefile represents provincial boundaries of China in 1820. This layer was created as part of the Grave Reform in Modern China projec... Stanford University. Center for Interdisciplinary Research.
2014. Humboldt County Community Development Services -- Advance Planning Division. This polygonal dataset is an extract from the county's parcel layer. Includes agricultural areas, timber production areas, city-owned properties, p...
2015. von Dohlen, Jerry. This polygon shapefile depicts boundaries of Public Lands in the County of Humboldt, California, including Parcels and Land classified as Agricultu... Humboldt County Planning and Building Department.
2015. von Dohlen, Jerry. This polygon shapefile depicts boundaries of Public Lands in the County of Humboldt, California. These Lands are held by either the federal or stat... Humboldt County Planning and Building Department.
2013. Uppal, Danny and California. Department of Transportation. This polygon shapefile contains the boundaries of public use airports in California for 2013. These data were created from California Department of... California. Department of Transportation.
2000. California. Metropolitan Transportation Commission. This polygon shapefile displays the Public Use Microdata Areas (PUMAs) for California. These data have been clipped to the shoreline for cartograph... California. Metropolitan Transportation Commission.
2000. County of Marin. Data are a graphic representation of Public Utility District boundaries in Marin County, California. San Rafael (Calif.). County Of Marin Community Development Agency.
2014. Community Development Agency, County of Marin, California. A sphere of influence is a plan adopted by LAFCO for the probable physical boundaries and service areas of a city or special district. Recreation D... County of Marin Community Development Agency.