Investigation of the Blewett Zinc-Lead Deposit, Jo Daviess County, Illinois
Description:
Report issued by the Bureau of Mines over studies conducted on the Blewett zinc-lead mine of Illinois. Samples obtained through churn-drill and diamond drill holes are analyzed. This report includes tables, maps, and illustrations.
Date:
September 1948
Creator:
Holt, Stephen P.
Partner:
UNT Libraries Government Documents Department