Gold mining and milling methods and costs at Vallecito Western drift mine, Angels Camp, Calif [microform]

Saved in:
Bibliographic Details
Other Authors: Steffa, Don
Format: Government Document Microfilm Book
Language:English
Published: Washington, D.C. : [publisher not identified], 1932.
Series:Information circular (United States. Bureau of Mines) ; 6612.
Subjects:

Norlin Library - Government Information - Microform

Holdings details from Norlin Library - Government Information - Microform
Call Number: EBD C22.11-6612
EBD C22.11-6612 Restricted Place a Hold