Home › Authors › British Columbia Copper Smelting and Refining Technologies Seminar (1980 Vancouver, B. C.) 👤 British Columbia Copper Smelting and Refining Technologies Seminar (1980 Vancouver, B. C.) 1 book Books by British Columbia Copper Smelting and Refining Technologies Seminar (1980 Vancouver, B. C.) British Columbia Copper Smelti British Columbia Copper Smelting and Refining Technologies Seminar 1980