You can do simple searches using this form:

Type	Originator	Title	Date
	Herzog,M	Annapurna	1954
		First Aid manual	2014
	Gurnee,R & J	Gurnee Guide to American Caves	1990
	CSSR Academy Science Inst. Geog.	Paleohydrography of Caves Moravsky Karst
	Roe,D	Prehistory	1971
	Ellis,B	Surveying Caves	1976
	Reed,C	Tareni Colliery	2016
	Coleman	The Caves of Ireland	1965
	Eldridge,G	The Geomorphological Development of Ogof Ffynnon du
	Bick,D	The Mines of Newent and Ross	1987
	Aygen,T	Turkiye Magaralari (Turkish Caves)	1984