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USGS Historical Topographic Map Collection

Published by U.S. Geological Survey | Department of the Interior | Metadata Last Checked: January 27, 2026 | Last Modified: 2025-02-14T00:00:00Z
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 (USGS) since the inception of the topographic mapping program in 1884.

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