You can do simple searches using this form:

Type	Originator	Title	Date
	Telford,W.M, Geldart,L.P & Sheriff,R.E	Applied Geophysics	1990
	Courbon,P	Atlas des Grands Gouffres du Monde	1972
	de Joly,R	Comment on Descend sous Terre
	Corin,J	Levant, A Champion Cornish Mine	1992
	Haywood,S.M	Quarries and the Landscape	1974
	Nicod,J	Recherches Morphologiques en Basse-Provence Calcaire	1966
	Vakil,K.H	Rock cut temples Around Bombay	1932
	Tony Oldham	The Caves of County Cork	2003
	Powell,S	The Dudley Limestone mines	1999
	Pribyi,J Keprt,J	Vekum Budoucim
	Tihi,T.K	Zaustavljeno Vrijeme	2018