Lead-Zinc District of Illinois Historical Document Folder: Geochem Prospecting - 1954 (and Techniques) File: Traverses and Elevations.pdf UID: 801
Dates
Dataset Reference Date
2015-09-28
Info Date
1954-08-31
Info Date
1954-09-02
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Geochem Prospecting - 1954 (and Techniques) File: Traverses and Elevations.pdf Type: Field Notes UID: 801
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Geochem Prospecting - 1954 (and Techniques) File: Traverses and Elevations.pdf Type: Field Notes UID: 801