Tests of low-grade and complex ores in Colorado [microform]

Saved in:

Bibliographic Details
Corporate Author:	United States. Bureau of Mines
Format:	Government Document Microfilm Book
Language:	English
Published:	Washington : U.S. GPO, 1923.
Series:	Technical paper (United States. Bureau of Mines) ; 283.
Subjects:	Mines and mineral resources. Lead industry and trade. Zinc industry and trade. Colorado.

Norlin Library - Government Information - Microform

Holdings details from Norlin Library - Government Information - Microform
Call Number:	EBD I28.7-283.D
EBD I28.7-283.D	Restricted Place a Hold