Lead-Zinc District of Illinois Historical Document Folder: Lead and Zinc - Misc File: Correspondence - RMG.pdf UID: 870
Dates
Dataset Reference Date
2015-09-28
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Lead and Zinc - Misc File: Correspondence - RMG.pdf Type: Correspondence Author: Grogan, R.M. UID: 870
Summary
Historical Lead-Zinc District Document from Industrial Mineral Section Records Folder: Lead and Zinc - Misc File: Correspondence - RMG.pdf Type: Correspondence Author: Grogan, R.M. UID: 870