Extent: | viii, 96 p illus., maps 25 cm |
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Type of publication: | Book / Working Paper |
Language: | English |
Notes: | At head of title: Dept. of Mines and Technical Surveys, Ottawa "Mines Branch no. 847." Bibliography: p. 87-92 |
Source: | ECONIS - Online Catalogue of the ZBW |
Persistent link: https://www.econbiz.de/10003039045