1998. Cook_County_GIS. This feature layer contains one point for every address in Cook County.Data is updated and maintained by Cook County GIS.If you plan on downloading... Cook County, Illinois.
1990. D.C. Office of the Chief Technology Officer. Advisory Neighborhood Commission (ANC) polygons. This dataset contains polygons representing ANC boundaries in 1990, created as part of the DC Geog... Washington, District of Columbia.
1997. Metropolitan Council. The Aggregate Resources (sand, gravel and limestone and dolomite) dataset contains three separate shape files for aggregate resources for 1997, 202... Metropolitan Council.
1995. Centre County Government. Point Feature Class - It was originally captured as part of the 1995 Aerial Imagery project completed by Kimball. Centre County, Pennsylvania.
1973. Minnesota Department of Natural Resources (DNR). This dataset maps and describes breeding owl observations made by Warren Nelson from 1973-2014. State of Minnesota.
1999. D.C. Office of the Chief Technology Officer. Alley centerlines captured in 1999. Contract NCPC 93-02. This document describes the planimetric map production for the 350 tiles located in Washin... Washington, District of Columbia.
1973. MDP. This layer contains land use land cover information for the year 1973. The Land Use & Cover map and data is used to show development trends on the ... State of Maryland.
1984. DNR. The Chesapeake Bay SAV Coverage was mapped from 1:24,000 black and white aerial photography to access water quality in the Bay. Each area of SAV wa... State of Maryland.