Lead-Zinc District of Illinois Historical Document Folder: Trace Elements File: Report of Spectrographic Analysis Request No 27.pdf UID: 1004
Dates
Dataset Reference Date
2015-09-28
Info Date
1953-12-31
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Trace Elements File: Report of Spectrographic Analysis Request No 27.pdf Type: Lab results UID: 1004
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Trace Elements File: Report of Spectrographic Analysis Request No 27.pdf Type: Lab results UID: 1004