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#1 Federal
USGS Historical Topographic Map Collection
- Organization: Department of the Interior
- Dataset Last Updated: February 14, 2025 at 12:00 AM
USGS Historical Quadrangle in GeoPDF. The USGS Historical Topographic Map Collection (HTMC) is scanning all scales and all editions of topographic maps published by the U.S. Geological Survey...
- xml
- xml
Search relevance: 1.00 | Views last month: 14 | Catalog Last Checked: May 05, 2026 at 09:00 PM

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USGS Historical Topographic Map Collection