You can do simple searches using this form:

Type	Originator	Title	Date
	Tyler,I	Force Crag	1990
	Tyler,I	Greenside	1992
	Bennett,J & Vernon,R.W	Mines of the Gwydyr Forest (Part 4)	1992
	Notebaart,C.W & Korowski,S.P	The Broken Hill Mine Zambia (Reprint)	1980
	McFadzean,A	The Iron Moor	1989
	Geographical Magazine	The Making of Cheddar Gorge (Reprint)
	Bick,D.E	The Old Metal Mines of Mid Wales Part 1
	Witcombe,R	Who Was Aveline Anyway	1992