DLG stands for digital line graph and are data files containing vector representations of cartographic information derived from USGS maps and related sources. This is a map of Illinois and missouri at 1:2,000,000 & 1:24,000 scale.
Monday, July 18, 2011
DLG
DLG stands for digital line graph and are data files containing vector representations of cartographic information derived from USGS maps and related sources. This is a map of Illinois and missouri at 1:2,000,000 & 1:24,000 scale.
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