Proceedings of the 21st Canadian Conference on Coal, held at Calgary, Alberta, September 9-11, 1969
By: administered jointly by the Coal Division, Canadian Institute of Mining and Metallurgy, and the Coal Operators' Association of Western Canada.
Contributors: Canadian Institute of Mining and Metallurgy. Coal Division.; Coal Operators' Association of Western Canada.
Publisher: Dominion Coal Board
Published: 1969
Place of publication: Ottawa, Ont
Language: eng
Number of pages: 123
Subjects: Coal -- Canada -- Congresses.
Other titles: Proceedings of the Twenty-first Canadian Conference on Coal, held at Calgary, Alberta, September 9-11, 1969.
Notes: Bibliography: p. 105-123.