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191. State Boundaries: Brasil, 1991
1991. Instituto Brasileiro de Geografia e Estatística. This polygon shapefile contains the state boundaries of Brazil in 1991. These data were created using a custom World Polyconic projection. This lay... Instituto Brasileiro de Geografia e Estatística.
192. State Boundaries of India, 1991
1991. ML InfoMap (Firm). This layer is a polygon theme representing state boundaries of India for 1991 and includes socio-demographic Census attribute data such as total po... ML InfoMap (Firm).
193. State Capitals: Brasil, 1991
1991. Instituto Brasileiro de Geografia e Estatística. This point shapefile represents the state capitals of Brazil in 1991. These data were created using a custom World Polyconic projection. This layer... Instituto Brasileiro de Geografia e Estatística.
194. United States Airports, 1991-2014
1991. TomTom International (Firm) and Environmental Systems Research Institute (Redlands, Calif.). Thisw polygon shapefile represents airport grounds and airport runways within the United States. All airports have a boundary, and most have at lea... Environmental Systems Research Institute (Redlands, Calif.).
195. United States Income and Employment 1991-1992
1991. National Atlas of the United States. This map layer portrays 1991 and 1992 estimates for total personal income, per capita personal income, annual number of full-time and part-time job... National Atlas of the United States.
196. US Forest Service Roads, Arizona, 2000
1991. United States. Forest Service. This coverage depicts the road network on the Apache-Sitgreaves National Forest, Coconino National Forest, Coronado National Forest, Kaibab Nationa... USDA Forest Service.
197. Ward and Constituency Boundaries: Zambia, 1991-2006
1991. Provincial Centre for Geographic Information Services (Zambia). This polygon dataset depicts the Ward and Constituancy boundaries in Zambia from 1991 to 2006. These data were digitized from source data acquired ... Provincial Centre for Geographic Information Services (Zambia).
198. Watersheds, Tompkins County NY, 1991
1991. Tompkins County Planimetric Project. The Tompkins County Planning Department utilized inter-departmental mapping expertise of the Tompkins County Information Technology Services GIS Di...
199. Wetland resources of the United States, 1991
1991. Digital Social Science Center (DSSC), Columbia University Libraries, National Wetlands Inventory (U.S.), Dahl, Thomas E., U.S. Fish and Wildlife Service., and Geological Survey (U.S.). This is a scanned version of the 1991 paper map entitled: Wetland resources of the United States published by the United States Fish and Wildlife S... The Service.
200. WISCLAND Land Cover: Wisconsin, 1998 (Image)
1991. Wisconsin Department of Natural Resources. This tif-format data image of Wisconsin Land Cover illustrates the Level 2 land cover classification encoded in the Wisconsin Land Cover Grid. The ...