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Historical Topographic Maps FAQs - 11 Found

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Map symbology has changed through the years. Where can one find the correct map symbology for a particular historical map?

At this time there is no compiled symbology used for the various scales during different eras.

The latest symbology used for the 7.5 minute series can be found at the USGS Topographic map symbols website

Tags: Maps, Topographic, Recreation, Quadrangle, GeoPDF, Scale