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The TIGER files do not contain the census demographic data, but merely the geospatial/map data. GIS can be used to merge census demographics or other data sources with the TIGER files to create maps and conduct analysis. TIGER data is available without cost because U.S. Government publications are required to be released into the public domain.
56,000 maps in digital raster graphic form were acquired on DVDs for $1600 to make the data available. [3] Additional data made available through the project includes SVG boundary files for every US state, Topologically Integrated Geographic Encoding and Referencing (Tiger)/Line 2003 vector map data, and the USGS GeoNames database. [4]
US Census Bureau US basemaps and US demographic data: U.S. Gazetteer, TIGER/Line shapefiles, census data. National Historical Geographic Information System: NHGIS provides free of charge, aggregate census data and GIS-compatible boundary files for the United States between 1790 and 2012. Atlas of Historical County Boundaries Project (AHCBP)
Data provided by Federal Highway Administration, consists of roads in the National Highway System. These are all Interstates and US routes, plus major arteries. Census 2000 TIGER/Line Data, provided by ESRI and the Census Bureau. Data for water and other physical features can be found here, as well as data for all streets (use with caution) and ...
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Flying Tiger Line, also known as Flying Tigers, was the first scheduled cargo airline in the United States and a major military charter operator during the Cold War era for both cargo and personnel (the latter with leased aircraft).
Robert Williams and Jerami Grant each scored 19 points to lead the Portland Trail Blazers to a 122-108 win over the Minnesota Timberwolves on Tuesday night. Williams, who recently returned from a ...
The origin of the geodatabase was in the mid-1990s during the emergence of the first spatial databases.One early approach to integrating relational databases and GIS was the use of server middleware, a third-party program that stores the spatial data in database tables in a custom format, and translates it dynamically into a logical model that can be understood by the client software.