You can do simple searches using this form:

Type	Originator	Title	Date
	Burge,J	Basic Underwater Cave Surveying	1990
	Hildreth-Werker,H & Werker,J.C	Cave Conservation and Restoration 2006 Edition	2006
		Journal of Cave & Karst Studies NSS
	Hudson,S	Manual of U.S.Cave Rescue Techniques	1988
	National Speleological Society	NSS Bulletin
	National Speleological Society	NSS News
	National Speleological Society	Occasional Papers
	Hempel,J. C & Fregeau-Conover,A	On Call a complete reference for cave Rescue	2001
	Thompson, N. R & Van Swearingen,J	On Caves and Cameras	2005
	Dasher,G.R	On Station	1994
	National Speleological Society	Speleo Digest