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Nottingham's Caves Report - Descriptive Register With Detailed Indexes.
Descriptive register with detailed indexes of the Nottingham man-made caves. Data mainly captured 1989, infrequent additions (approximately 1 per year) since then -
Land Survey Archives (LSA): Scotland & Northern England.
The Land Survey Archives consists of records of the Geological Survey in Scotland for permanent retention dating from 1860s onwards. The collection comprises geologists' field...