Roasting of gold and silver ores
Subtitle: and the extraction of their respective metals without quicksilver.
By: By G. Küstel.
Contributors: Leary, A. J.
Edition: New ed. Illustrated with numerous engravings.
Publisher: A.J. Leary, stationer and printer
Published: 1880
Place of publication: San Francisco
Language: eng
Number of pages: 156
Subjects: Gold -- Metallurgy.; Silver -- Metallurgy.