Fluorspar District of Illinois Historical Document Folder: Fluorspar Mines and Prospects 1942 Binder File: Fluorspar mines test shafts and test pits in Illinois 1942.pdf Page 100 - test shaft UID: 115
Dates
Dataset Reference Date
2015-09-28
Info Date
1942-06-01
Info Date
1942-10-16
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Fluorspar Mines and Prospects 1942 Binder File: Fluorspar mines test shafts and test pits in Illinois 1942.pdf Page 100 - test shaft Type: Report UID: 115
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Fluorspar Mines and Prospects 1942 Binder File: Fluorspar mines test shafts and test pits in Illinois 1942.pdf Page 100 - test shaft Type: Report UID: 115
Fluorspar District of Illinois Historical Document Folder: Fluorspar Mines and Prospects 1942 Binder File: Fluorspar mines test shafts and test pits in Illinois 1942.pdf Page 100 - test shaft UID: 115