Items where Centre is "British Geological Survey (BGS)" and Year is 1970
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Number of items: 2.
Institute of Geological Sciences. Mineral Resources Division. 1970 Statistical summary of the mineral industry : world production, exports and imports 1963-1968. London, UK, HMSO, 416pp. (World Mineral Production).
Loudon, T. Victor. 1970 Computing techniques in geology. Endeavour, 29 (108). 125-128.