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R. A. Ellison

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guide to sources of earth science information for planning and development
GEOLOGY OF LONDON: SPECIAL MEMOIR FOR 1:50 000 GEOLOGICAL SHEETS 256 (NORTH LONDON), 257 (ROMFORD), 270...
Geology of the country around Braintree
Geology of the country around Braintree: memoir for 1,50 000 geological sheet 223 (England and Wales)
geology of the Western Cordillera and Antiplano west of Lake Titicaca, southern Peru
Geology of the Guildford district: a brief explanation of the geological map Sheet 285 Guildford