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SANTA FE, New Mexico – Descartes Labs Government (DLG) is...

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Thursday, October 18th, 2012

Last Frontier Historical Topographic Maps

The U.S. Geological Survey announces it is now possible to see the topography and geography of Alaska in an extensive set of topographic maps dating back to 1899. This recent addition to the Historical Topographic Map Collection provides a comprehensive landscape repository of our northernmost State and shows changes through time, providing essential clues critical in the understanding