Fluorspar District of Illinois Historical Document Folder: Drilling Information (Alcoa) File: Drilling Info.pdf UID: 77
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Drilling Information (Alcoa) File: Drilling Info.pdf Type: Log UID: 77
Summary
Historical Fluorspar District Document from Industrial Mineral Section Records Folder: Drilling Information (Alcoa) File: Drilling Info.pdf Type: Log UID: 77