A new process for extraction of copper from its ores
Subtitle: with notes on the treatment of gold and silver ores
By: by T. Sterry Hunt and Jas. Douglas, Jr.
Contributors: Douglas, James, 1837-1918.
Edition: 2nd and enl. ed.
Series: CIHM/ICMH microfiche series -- no. 07749.
Publisher: [s.n.]
Published: 1980
Place of publication: Montréal
Language: eng
Format: Microform
Number of pages: 16
Subjects: Copper -- Metallurgy.
Notes: Cover title.

Reproduction of original in: National Library of Canada.

Pre-1900 Canadiana.

Microfiche. Ottawa : Canadian Institute for Historical Microreproductions, 1980. 1 microfiche (13 fr.) ; 11 x 15 cm. (CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches ; no. 07749).