Canadian mines handbook 1989-90 / editor, C. D. Gardiner, assistants, R. Ducusin, N. Razvi, J. Wan. - Toronto : Northern Miner Press, 1989. - v, 608 p. : ill., maps. - Began publication in 1931? GeoRef 0197-7482 ISBN: 0919336272 LCCN: 90045101 Subjects--Topical Terms: Mineral industries--Finance--Directories.--Canada