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Description archivistique
Descriptive note on the Sydney Coal Field, Cape Breton, Nova Scotia, to accompany a revised edition of the geological map of the coal field, being sheets 133, 134, 135 N.S.
Descriptive note on the Sydney Coal Field, Cape Breton, Nova Scotia, to accompany a revised edition of the geological map of the coal field, being sheets 133, 134, 135 N.S.