Title: Record of ore-treatment by the Lockwood Copper Recovery Process at Butte, Montana ... at Vancouver B.C
Subjects: Cuivre, Copper Recovery (Firme), Copper industry and trade, Industrie et commerce, Copper Recovery (Firm), Law reports, digests, Recueils, répertoires, Droit, Law, Jurisprudence
Places: British Columbia, Colombie-Britannique