Fluorspar District of Illinois Historical Document Folder: Ozark-Mahoning Mining File: Mining Reports.pdf UID: 423
Dates
Dataset Reference Date
2015-09-28
Info Date
1942-03-17
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Ozark-Mahoning Mining File: Mining Reports.pdf Type: Log UID: 423
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Ozark-Mahoning Mining File: Mining Reports.pdf Type: Log UID: 423