Saturday, April 23, 2011

DLG

DLG
DLG is a digital line graph that represents digital vector data, depicting a variety of information using contour lines. DLGs are used for a variety of features and attributes, and exist in three different scales including small, intermediate and large. This is an example using the USGS DLG mapping system which is a picture of natural boundaries and transportation routes including roads, trails, and railroads. 

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