The ores of copper, lead, gold and silver
By: by Charles H. Fulton.
Edition: 1st ed.
Series: [U.S.] Bureau of mines. Technical paper; 143
Publisher: Govt. print. off.
Published: 1916
Place of publication: Washington
Language: eng
Number of pages: 45
Subjects: Copper ores.; Lead ores.; Gold ores.; Silver ores.