1999. Geological Survey (U.S.) and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... Environmental Systems Research Institute, Inc. (ESRI).
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2002. United States. Bureau of Transportation Statistics and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Transportation Atlas Highways represents rural interstates and arteries; and urban freeways, expressways, interstates, and arteries. ... ESRI.
2001. Geological Survey (U.S.) and Environmental Systems Research Institute (Redlands, Calif.). U.S. National Atlas Airports represents airports in the United States, Puerto Rico, and U.S. Virgin Islands with airport passenger enplanements of ... ESRI.
1992. Environmental Systems Research Institute (Redlands, Calif.). World Gazetteer represents the locations and proper names for map features around the world. The gazetteer includes attribute and annotation name i... ESRI.
2001. Environmental Systems Research Institute (Redlands, Calif.). World Time Zones represents the time zones of the world. The time zones are best displayed with World Countries or World Administrative Units. ESRI.
1997. United States. National Imagery and Mapping Agency. This datalayer is a point coverage representing airports and airfields worldwide and was published as part of the USGS Global GIS : global coverage... American Geological Institute.
1997. United States. National Imagery and Mapping Agency. This datalayer is a point coverage representing worldwide navigational hazards or dangers near ocean and navigable lake coastlines and was publishe... American Geological Institute.
1997. United States. National Imagery and Mapping Agency. This datalayer is a polyline coverage representing railroads worldwide and was published as part of the USGS Global GIS : global coverage database.... American Geological Institute.
1997. United States. National Imagery and Mapping Agency. This datalayer is a polyline coverage representing major roads and trails worldwide and was published as part of the USGS Global GIS : global cover... American Geological Institute.
1992. Federal Highway Administration, Office of Intermodal and Statewide Programs (HEPS-20). The National Highway Planning Network is a comprehensive network database of the nation's major highway system. It consists of over 400,000 miles o... Bureau of Transportation Statistics.