Lead-Zinc District of Illinois Historical Document Folder: Lead 1977 File: Lead Research Digest No 34 - 1976.pdf UID: 865
Dates
Dataset Reference Date
2015-09-28
Info Date
1976-01-01
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Lead 1977 File: Lead Research Digest No 34 - 1976.pdf Type: Published Article/News UID: 865
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Lead 1977 File: Lead Research Digest No 34 - 1976.pdf Type: Published Article/News UID: 865