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Found 2 datasets matching "Historical Topographic Map Collection (HTMC)".

Federal
USGS Historical Topographic Map Collection
- Organization: Department of the Interior
- Updated: 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...
- xml
- xml
Search relevance: 127.98 | Views last month: 11
Federal
Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-Minute Topographic Quadrangle Maps of the United States (ver. 10.0, May 2023)
- Organization: Department of the Interior
- Updated: 2023-05-24T00:00:00Z
Version 10.0 of these data are part of a larger U.S. Geological Survey (USGS) project to develop an updated geospatial database of mines, mineral deposits, and mineral regions in the United...
- xml
- xml
Search relevance: 92.16 | Views last month: 0

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USGS Historical Topographic Map Collection

Prospect- and Mine-Related Features from U.S. Geological Survey 7.5- and 15-Minute Topographic Quadrangle Maps of the United States (ver. 10.0, May 2023)