Fluorspar District of Illinois Historical Document Folder: Fluorspar Analytical Work File: Spectrographic analysis from Hillside Mine.tif UID: 107
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Fluorspar Analytical Work File: Spectrographic analysis from Hillside Mine.tif Type: Map UID: 107
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Fluorspar Analytical Work File: Spectrographic analysis from Hillside Mine.tif Type: Map UID: 107