Diamond Drilling, 1928-1935

File — Box: 7

Staff Only

Scope and Contents

The information in these volumes deals mostly with El Potosi Mining Co. and diamond drilling. However, there is also general mining and geology materials found therein.

Dates

1928-1935

Language of Materials

From the Collection: Collection materials are in English.

Conditions Governing Access

Twenty-four hour advanced notice encouraged. Materials must be used on-site. Access to parts of this collection may be restricted under provisions of state or federal law.