Lead-Zinc District of Illinois Historical Document Folder: Trace Elements File: Trace Elements in Fluorspar Zinc and Lead Ores.pdf UID: 1015
Dates
Dataset Reference Date
2015-09-28
Info Date
1953-09-16
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Trace Elements File: Trace Elements in Fluorspar Zinc and Lead Ores.pdf Type: Report UID: 1015
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Trace Elements File: Trace Elements in Fluorspar Zinc and Lead Ores.pdf Type: Report UID: 1015