You can do simple searches using this form:

Type	Originator	Title	Date
	Ashton,D & Reid,P. W	Ashton & Reid on Clubs & Societies	2011
	Symons,M. V	Coal Mining in the Llanelli area (vol 1 16th century to 1829)
	Boyd Dawkins,W	Early man in Britain	1880
	Wimbledon,W.A. (editor)	Geological Conservation Review Quaternary of Wales	1989
	Sparks,B.W	Geomorphology	1967
	Lumley,M, Radshaw,D & Milner,S	Mexico The Black Holes Expedition	1988
	Prosser,J & Grey,H.V	NSS Cave Diving Manual	1992
		Proc. of the 14th International Congress of Speleology, Athens (Volume 1)	2005
	Davies,M	The Caves of the South Gower Coast an Archaeological assessment	1993
	Ball,D et al.	The Karst of Ireland, Limestone Landscapes & Gwater Drainage Sys
	Jones. K	The caves West of the Tawe Valley