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Type	Originator	Title	Date
		Bulletin of the Geological Survey of Great Britain, No 14
	Dines,H.G	The Metalliferous Mining Region of South West England Vol 1
	Dines,H.G	The Metalliferous Mining Region of South West England Vol 2
	Dines,H.G	The Metalliferous Mining Region of South West England, Vol 1
	Dines,H.G	The Metalliferous Mining Region of South West England, Vol 2