Lead Mine Map of 1858
收藏Iowa Geospatial Data Portal2023-10-10 更新2026-05-16 收录
下载链接：
https://geodata.iowa.gov/documents/iowadnr::lead-mine-map-of-1858
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资源简介：
A map of the lead-bearing ranges and associated cultural information in the Dubuque locality was included in the original publication of the 1858 Iowa Geological Survey annual report. This zipped file contains a georeferenced map and an annotated shapefile of the contents of the map.
提供机构：
Iowa Department of Natural Resources
创建时间：
2023-10-10
