2003. Environmental Systems Research Institute (Redlands, Calif.). This dataset is a polyline coverage representing the Bailey Equal-Area Grid. The Bailey Equal-Area Grid is an area-reference grid that uses meridia... American Geological Association.
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2003. American Geological Institute, Geological Survey (U.S.), and Environmental Systems Research Institute (Redlands, Calif.). This dataset is a polyline coverage representing a 5-degree by 5-degree global latitude and longitude grid, including geographically significant li... American Geological Institute.
1997. United States. National Imagery and Mapping Agency. This datalayer is a point coverage representing worldwide storage point features and was published as part of the USGS Global GIS : global coverage... American Geological Institute.
1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing aeronautical facilities such as airports and airfields. Objects in this layer have an FACC (Feature...
2001. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing agricultural facilities such as silos, storage bins for feeds or grains and grain elevators. Object...
1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing control towers and airport lighting features throughout current VMap1 geographic coverage areas. Fe...
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing aqueducts and canals located throughout current Vmap geographic coverage areas. Objects in this ...
1995. National Geospatial-Intelligence Agency. This datalayer is a point coverage representing aqueduct features such as canals and shafts. Objects in this layer have FACC (Feature and Attribute...
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing physiographic features such as bluffs or cliffs located throughout current Vmap1 geographic cove...
1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing barriers such as as walls and fences, located throughout current Vmap geographic coverage areas....