Proceedings of the sixth Commonwealth Mining and Metallurgical Congress : Thornhill, Ontario, Canada 1957.
Contributors: Commonwealth Council of Mining and Metallurgical Institutions.
Publisher: Commonwealth Mining and Metallurgical Congress
Published: 1957
Place of publication: [s.l.]
Language: eng
Subjects: Mineral industries -- Congresses; Metallurgy -- Congresses; Mining engineering -- Congresses; Petroleum -- Geology -- Congresses
Notes: Congress held under authority of the General Committee of Commonwealth Council of Mining and Metallurgical Institutions.

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