Fluorspar District of Illinois Historical Document Folder: Salem-Warsaw Beds File: Misc Report Intro.pdf UID: 508
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Salem-Warsaw Beds File: Misc Report Intro.pdf Type: Report UID: 508
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Salem-Warsaw Beds File: Misc Report Intro.pdf Type: Report UID: 508