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Type	Originator	Title	Date
	Gower Society (Gower, Vol 3)	[ in Journal of the Gower Society]	1950
	Geographical Magazine	(Caves of Wales)
	Gemcraft Magazine	(Caves)
	National Book League (Journal)	(Caving Books)
	Readers Digest Magazine	(Caving)
	The Climber (Vol. 1 No. 11)	(Gaping Gill)
	Readers Digest	(Readers Digest)
	The Dalesman	(The Dalesman)
	Hazslinsky,Tamas (et al.)	100 years of organized Hungarian Speleology	2010
	Bohinec,V	150 Let, Postojnske Jama 1818-1968	1968
	Bohinec,V	150 Let, Postojnske Jama 1818-1968	1968
	Knuchel,F	25 Jahre Neuere Beatushohlen Forschung	1970
	Denes,Gyorgy	30 Years of Speleological Research in Hungary	1975
	Kunath,C.E	50 years of Texas Caving	2007
	Istvan,F	A Barlangok Eghajlati Es Bioklima-Tologiai Sajatossagai	1981
	Schuurmans,T	A Cavers View of the Clydach River	1987
	Devonshire Ass.Adv.Sci.Lit. & Art (Trans. 80, pp.167-170)	A Deep Natural Cavern at Westleigh	1948
		A Guide to Torquay Nat.Hist.Mus. with Plan & Notes on Kents Cav.	1929
	BPC	A History of Gaping Ghyll and Ingleborough Cave
	Wells,O.C	A History of the Exploration of Swildons Hole
	Savory,J	A Man Deep in Mendip	1989
	Smart,J	A Philippine Cave Index and Bibliography	1994
	Davies,P	A Pictorial History of Swildons Hole	1975
		A Short History of Kents Cavern
	Oldfield. S. C	A Three Peaks Up and Under	2015
	Hutton,J	A Tour to The Caves
	Darne,F & Tordjman,P	A Travers le Karst	1991
	Fells,R	A Visitors Guide to Underground Britain
	Sivelli,M & Vianelli,M	Abissi Delle Alpi Apuane	1982
	Evans,E.S	About Castleton
	Wilmut,J (editor)	Access to Caves	1975
	Haigh,D & Cordingley, J	Adventures Underground	2017
	Attila,K	Also Hegyi Zsombolyatlasz (Aggtelek Pothole Atlas)	1992
	Halliday,W.R	American Caves and Caving	1974
	Halliday,W.R	American Caves and Caving	1974
	Ainsworth,W	An Account of the Caves of Ballybunian
	Stevens,J (editor)	An Exploration Journal of Llangattwg Mountain CSS	1992
	Winder,F.A	An Unconventional Guide to The Caverns of Castleton
	Royse,J	Ancient Castleton Caves
	Royse,J	Ancient Castleton Caves	1944
		Angraben uber Jugooslawien	1963
	Karkabi,S	Architecture des Temps Jeita	1972
	Jimenez,A.N	Asi es mi Pais	1960
	Shaw,T	Aspects of the History of Slovene Karst 1545 - 2008	2010
	Courbon,P & Parein,R	Atlas Souterrain de la Provence et des Alpes de Lumiere	1991
	Stummer,G	Atlas der Dachstein-Mammuthohle	1980
	Courbon,P	Atlas des Grands Gouffres du Mond 1972
	Courbon,P	Atlas des Grands Gouffres du Mond 1979
	Courbon,P	Atlas des Grands Gouffres du Monde	1979
	Courbon,P	Atlas des Grands Gouffres du Monde	1972
	Durand,R & Nant,J	Atlas des Grottes de Savoie [Packs of separate maps (8 sheets) surveys (13 sheets)]	1998
	Proctor,C	Atlas of the Berry Head Caves	1987
	Jolfre,J	Au Coeur des Pyrenees	1993
	Casteret,N	Au Pays des Eaux Folles
	Glory,A	Au Pays du Grand Silence Noir	1953?
	Australian Museum (Australian Natural History,V18(6))	Australian Caves	1975
	Matthews,P.G	Australian Karst Index 1985	1985
		Australian Speleological Federation, Proc of the 8th Bienn Conf	1972
	Revue de la Surete Nationale No 46	Avec Michel Siffre dans le Gouffre du Scarasson	1963
	Hierro,J. G	Aventura por la comarca del Ason	2001
	Iturralde-Vincent,M.A	Aventuras en el Mundo de las Tinirblas (Cuba)	2001
	Casteret,N	Aventuri Sub Pamint	1964
	Sunday Times Magazine	Back Home at Last	1989
	Wallace,M (editor)	Back in Time for Tea and Medals	1994
	Hazslinsky,T	Barlangvilag (Colourful World of Caves)	1989
	Soepadmo,E & Hua,H.T	Batu Caves	1971
	Scientific Malaysian	Batu Caves	1968
	Beautiful British Columbia Magazine	Beautiful British Columbia	1970
	Beautiful British Columbia Magazine	Beautiful British Columbia	1970
		Beautiful Kweilin	1978
	Rose,D & Gregson,R	Beneath The Mountains	1987
	Fogg, P & T	Beneath our Feet, The caves & Limestone scenery of the North of Ireland	2001
	Beck,H	Beneath the Cloud Forests	2003
	Finlayson,B & Hamilton-Smith,E (Eds)	Beneath the Surface
	Knolle,F & Marbach,W	Bergwerke & Hohlen im Harz	1998
	Speleoclub Berlin	Berliner Hohlenkundliche Berichte
		Bernese Area
	Borden,J.D & Brucker,R	Beyond Mammoth cave	2000
	Siffre,M	Beyond Time
	De Block,G & Fontaine,J.P	Bibliographie Speleologique Belge 1907-1964	1968
	De Block,G & Fontaine,J.P	Bibliographie Speleologique Belge 1965-1969	1974
	De Block,G	Bibliographie Speleologique Belge 1970-1974	1976
	Chabert,C, Mansfield,R & Strinati,P	Bibliographie Speleologique de L'Irak	2000
		Bibliographie zur Karst Und Hohle in Deutschland, 1963	1965
		Bibliographie zur Karst Und Hohle in der Bundes.Deutsch.1970-72	1986
		Bibliographie zur Karst Und Hohle in der Bundes.Deutsch.1973-75	1976
		Bibliographie zur Karst Und Hohle in der Bundes.Deutsch.1980-81	1985
		Bibliographie zur Karst Und Hohlenkunde in Deutschland 1982-83	1986
	Kosa,A	Bir al Ghanam Karst Study Project	1981
	Smith,A	Blind White Fish in Persia	1953
	Passet,R. (editor)	Bramabiau. Sur L'Etrangete Souterraine	1988
	Thornber,N	Britain Underground
	Deakin,P.R and Gill,D.W	British Caves and Potholes
	Cullingford,C.H.D	British Caving
	Cullingford,C.H.D	British Caving	1953
	Waltham,A.C	British Karst Research Expedition to The Himalaya	1971
	Waltham,A.C	British Karst Research Expedition to The Himalaya 1970	1971
	Hazslinsky,Tamas (et al)	Budapest cave capital	1998
	Science Institute, Roumania	Buletin Stiintific	1955
	Comite National de Speleologie	Bulletin Periodique,C.N.S.	1954
	Comite de spel des Alpes Maritimes	Bulletin de liason du CDS 06, Comite de spel des Alpes Maritimes	1990
	Cave Exploration Group of E.Africa	Bulletin of the Cave Exploration Group of East Africa Vol 1	1966
	Sydney Speleological Society (Occ.Paper No 4)	Bungonia Caves	1991
		CNCC eco rigging Guide No 2	2000
		CNCC rigging Guide Vol 1 [Compilation of original CNCC Rigging Guides Nos 1-3]	2008
	Walker,A.S (Ed.)	Cango
	Burman,J	Cango	1968
	Nymeyer,R & Halliday,W.R	Carlsbad Cavern The Early Years	1991
	Nymeyer,R	Carlsbad Caves and a Camera
	Nymeyer,R	Carlsbad Caves and a Camera	1978
	Paloc,H	Carte Hydrogeologique des Grands Causses	1972
	Anelli,F	Castellana	1957
	Pavan,M	Casteret	1947
	Muir,D & Ford,D	Castleguard	1985
	Borras,J, Minarro,J.M & Talavera,F	Cataleg Espeleologic de Catalunya, Vol 1	1978
	Borras,J, Minarro,J.M & Talavera,F	Cataleg Espeleologic de Catalunya, Vol 2	1978
	Borras,J, Minarro,J.M & Talavera,F	Cataleg Espeleologic de Catalunya, Vol 3	1978
	Borras,J	Catalogo Espeleologico de Macizo de Garraf, Vol 1	1973
	Borras,J	Catalogo Espeleologico de Macizo de Garraf, Vol 2	1974
	Borras,J	Catalogo Espeleologico de Macizo de Garraf, Vol 3	1974
		Catalogo Espeleologico de la Provincia de Barcelona	1974
	Coase,A.C	Cathedral showcave official Guide	1980s?
	ASBF (Caving Club)	Causse Toujours No.2
	Martel,E.A	Causses et gorge du Tarn	1925
	The Canadian Caver Magazine	Cave Exploration in Canada	1976
	The Canadian Caver Magazine	Cave Exploration in Canada	1976
	Boyd Dawkins,W	Cave Hunting	1874
	Wilson,G.H	Cave Hunting Holidays in Peakland	1938
	Wilson,G.H	Cave Hunting Holidays in The Peakland
	Crane,R & Fletcher,L	Cave Nature and Culture	2016
	UBSS	Cave Notes Co.Clare (1991)	1991
	Arbenz,T (ed)	Cave Pearls of Meghalaya Vol 1 Pala Range and Kopili Valley [CD included]	2013
	Warren,S	Cave Surveys from the Yorkshire Dales	2017
	Casteret,N	Cave men new and old	1951
	National Geographic Magazine	Cavern of Crystal Giants	Nov 2008
		Cavern of the dragon
	Lino,C.F	Cavernas O Fascinante Brasil Subterraneo	1989
	Ortega, F,F & Valls Uriol, C	Cavernas y Minas patrimonio subterraneo de Cantabria	2004
	Fantoli,J.L	Cavernes des Bauges	1991
	Vidal,P	Cavernes en Perigord	1987
	RGS Geographical Magazine	Cavernous depths of Yorkshire	1972
	Flindall,R & Hayes,A	Caverns & Mines of Matlock Bath Vol 1
	McGill,W.M	Caverns of Virginia	1933
	Davies,W.E	Caverns of West Virginia	1965
	Davies,W.E	Caverns of West Virginia	1949
	Glover,R.R, Pitty,A.F & Waltham,A.C	Caves & Karst of the Yorkshire Dales
	England,A.W	Caves An Anthology
	Lascu,C	Caves Beyond Time
	Burnham,R (ed)	Caves Cliffs and Canyons	2000
	Porteous,C	Caves and Caverns of the Peakland
	Porteous,C	Caves and Caverns of the Peakland
		Caves and Caving
		Caves and Caving
	British Speleological Association	Caves and Caving (Magazine) 2 Bound Issues	1938
	Mason,E.J	Caves and Caving in Britain
	Wilmut,J (editor)	Caves and Conservation
	Wilmut,J	Caves and Conservation	1972
	Wildberger,A & Preiswerk,C	Caves and Karst of Switzerland	1997
	Simms,M	Caves and Karst of the Brecon Beacons National Park (BCRA Cave Studies Series No 7)	1998
	Ford,T & Gunn,J	Caves and Karst of the Peak District (BCRA Cave Studies Series No 3)	1990
	Palmer,A.N & M. V	Caves and Karst of the USA	2009
	Waltham,A.C & Davies,M	Caves and Karst of the Yorkshire Dales (BCRA Cave Studies Series No 1)	1987
	Waltham,T & Lowe,D (editors)	Caves and Karst of the Yorkshire Dales Vol 2	2017
	Atkinson,T & Smart,P.L	Caves and Karsts of Southern England and South Wales	1977
	Beron,P, Daaliev,T & Jalov,A	Caves and Speleology in Bulgaria
		Caves and Swallets of the River Manifold
	Stenuit,R & Jasinski,M	Caves and the marvellous world beneath us	1966
	Stenuit,R	Caves and the marvellous world beneath us
	Lascu. C	Caves beyond Time	2001
	Skrivanek,F & Rubin,J	Caves in Czechoslovakia
	Jenkins,D.W & Mason Williams,A	Caves in Wales and The Marches
	Jenkins,D.W & Mason Williams,A	Caves in Wales and The Marches
	Jenkins,D.W & Mason Williams,A	Caves in Wales and The Marches
	Coleman,J.C	Caves in the Cong Area of Galway & Mayo
	Woodcock,G	Caves in the Desert	1988
	Coleman,J.C	Caves in the Tralee District, Co.Kerry
	Tazieff,H	Caves of Adventure	1953
	Tazieff,H	Caves of Adventure	1953
	Lawson,T.J	Caves of Assynt	1988
	Self,C	Caves of County Clare
	Mullan,G (ed)	Caves of County Clare and South Galway	2003
	Mullan,G	Caves of County Clare and South Galway	2003
	Ford,T.D	Caves of Derbyshire	1964
	Ford,T.D	Caves of Derbyshire	1974
	Ford,T.D & Gill,D.W	Caves of Derbyshire	1979
	Oldham,A.D & J.E.A, Smart,J	Caves of Devon
	Country Quest	Caves of Gower
	Powell,R.L	Caves of Indiana	1961
	Oldam. T	Caves of Malta	2002
	Bretz,J.H	Caves of Missouri	1956
	Brook,D.B & Waltham,A.C	Caves of Mulu	1978
	Brook,D.B & Waltham,A.C	Caves of Mulu	1978
	Eavis,A.J	Caves of Mulu '80	1981
	Eavis,A.J	Caves of Mulu '80	1981
	Ebbs, Cris	Caves of North-East Wales
	Elliot,D	Caves of Northern Derbyshire, Part 1, Eldon Hill
	Elliot,D	Caves of Northern Derbyshire, Part 2, Giants-Oxlow System
	Elliot,D	Caves of Northern Derbyshire, Part 3, Perryfoot/Coalpithole
	Elliot,D	Caves of Northern Derbyshire, Part 4, Rushup Edge Swallets
	Elliot,D	Caves of Northern Derbyshire, Part 5, Treak Cliff Hill
	Elliot,D	Caves of Northern Derbyshire, Part 5, Treak Cliff Hill
	Ryder, P	Caves of Skye	1995
	Stratford,T	Caves of South Wales	1995
	Stratford,T	Caves of South Wales	1978
	Stratford,T	Caves of South Wales (1978)	1978
	Stratford,T	Caves of South Wales (1982)	1982
	Stratford,T	Caves of South Wales (1986)	1986
	Stratford,T	Caves of South Wales (1986)	1986
	Barker,I & Beck. J. S	Caves of The Peak District	2010
		Caves of Thunder	1992
	Douglas,H.D	Caves of Virginia	1964
	Mockford,D.P & Male,A.J	Caves of the Bristol Region	1974
	Rollins,J	Caves of the Canadian Rockies & Columbia Mountains	2004
	Ockenden,A.C	Caves of the Mellte Valley	1991
	Ockenden,A.C	Caves of the Mellte Valley	1991
	Gill,D.W & Beck,J.S	Caves of the Peak District (1991)	1991
	Taylor,M.R	Caves, Exploring Hidden Realms	2001
	Baker,E.A	Caving	1932
		Caving in Australia	1958
	Cigna,A.A	Caving in Italy	1986
	CRG Trans, Vol 3 No 1	Caving in Norway	1954
		Cavites Majeure du Plateau de Mejannes-le-Clap (Tome 2)
	Hovey,H.C	Celebrated American Caverns	1970
	Mohr,C.E & Sloane,H.N	Celebrated American Caves	1955
	Kuklik,K	Cesky Kras	1988
	Lismonde,B & Drouin,P	Chartreuse Souterraine	1985
	Lismonde,B & Drouin,P	Chartreuse Souterraine	1985
	Bath,Marchioness of	Cheddar Caves
	Bath,D	Cheddar Gorge	1955
	Siffre,M	Clamouse	1990
	Vila,G	Clamouse cavern	1974
	Barker,I	Classic caves of the Peak district	1997
		Classical Karst and Istria	1975
	Crowell,H. C	Coal Dust and Cave Mud	2012
		Coast and Karst in Istria Rossa	1960
		Coast and Karst in Istria Rossa	1960
	Little,B	Coming to South Wales Caves
		Comunicaciones sobre el Carst en la Provincia de Murcia 1972-73	1975
	Williams,P.W & Jennings,J.N	Contributions to the study of Karst
	Encinas,J. A	Corpus Cavernico Mayoricense	2014
	C.S.C.C.	Council of Southern Caving Clubs Handbook
	C.S.C.C.	Council of Southern Caving Clubs Handbook
	McEwan,G	Crypts Caves and Catacombs	1994
	Bleahu,M	Cuceritorii Intunericului	1976
	Jimenez,A.N	Cuevas y Carsos	1984
	Chirol,B	Cyprus Caving History	2015
	Muhlhofer,F	Cyrenaiken	1923
	Coase,A.C	Dan yr Ogof showcave official Guide
	Farr,M	Dan yr Ogof, the jewel of Welsh caves	1999
	Bourgin,A	Dauphine Souterrain	1942
	Chiron,M	De la Bourne a Herbouilly	1978
		Decouvrir le Monde Souterrain	1988
	Fish,L, Burger,P & Kambesis,P	Deep secrets	1999
		Deportes de Aventura	2012
	Lowe,D & Waltham,T	Dictionary of Karst & Caves (BCRA Cave Studies Series No 10)	2002
	Saar,R	Die Dachstein-Rieseneishohle	1955
	Pilz,R	Die DachsteinHohlen	1960
		Die Eisriesenwelt im Tennengebirge	1926
	Klein,E	Die Erdmanns-Hohle,Haseler Hohle	1964
		Die Falkensteiner Hohle	1996
		Die Grabenstetter Grobhohle	1989
	Hartman, H.W & Mrkos,H	Die Hermannshohle	1997
	Kloos,J.H. & Muller,M	Die Hermannshohle bei RubeLand (Tafeln)	1898
	Kloos,J.H. & Muller,M	Die Hermannshohle bei RubeLand (Text)	1898
	Aellen,V & Strinati,P	Die Hohlen Europas	1977
	Fink,M & Hartman,W	Die Hohlen Niederosterreichs (Band 1)	1979
	Hartman,W	Die Hohlen Niederosterreichs (Band 2)	1982
	Hartman,W & G	Die Hohlen Niederosterreichs (Band 3)	1954
	Czernhausen,W.C	Die Hohlen Salzburgs	1926
	Trimmel,H	Die Hohlen des Bezirkes Lilienfeld
		Die Muhlbacquellhohle	2002
		Die Vetterhohle	2007
	Busellato,L	Dimensione Buio	1991
	Puscas,R	Dincolo de Lumina	2014
	Oldham,T & A	Discovering Caves
	Reprint from Nature	Diving; Peak Cavern
	Casteret,N	Dix ans sous terre	1933
	Sydney Speleological Society (SSS Occ paper No 18)	Doing the Grand Canyon Blackheath	2014
		Dolenjski Kras	1982
	UBSS	Doolin St.Catherines Cave	1964
	UBSS	Doolin-St.Catherines Cave	1964
	Royal Irish Academy (Proc.B,Vol.53, pp.15-24	Dunmore Cave,Co.Kilkenny	1950
	Casteret,N	E.A.Martel	1943
	McKirdy,A.P (Compiler)	Earth Science Conservation in Great Britain (Appendices)	1991
		El Karst de Rasines, Cantabria
	BCRA Cave studies series No 18	Eli Simpson and the BSA (BCRA Cave Studies No 18)	2009
	Orghidan,T	Emile G.Racovitza	1970
	Pelletier,R & Rietsch,A	En Franche-Comte Souterraine	1947
	Pelletier,R & Rietsch,A	En Franche-Comte Souterraine	1947
	Casteret,N	En rampant	1949
	Chevalier,P	Escalades Souterraines	1948
	Leakey,M.D & L.S.B	Excavations at The Njoro River Cave	1950
	Watkinson,P	Expedition 67 to The Gouffre Berger
	Geyer,E (ed)	Expedition Gunung Lanno Malaysia	2001
	National Geographic Magazine Germany	Expedition in Deuschlands Schonste Hohle	April 2014
	Puch,C	Exploracions, Atlas de las Grandes Cavidades Espanolas 1987	1987
	Casteret,N	Exploration	1949
		Exploration Caussenarde	1984
	Fincham,A (editor)	Explorations in Counties Sligo & Leitrim
	National Geographic Magazine	Exploring America Underground	1964
	Folsom,F	Exploring American Caves	1962
	Folsom,F	Exploring American Caves	1956
	Cullingford,C.H.D	Exploring Caves
	Cullingford,C.H.D	Exploring Caves
	Holler Aulenbach. N & Barton. H. A	Exploring Caves	2001
	Simms,M	Exploring the Limestone Landscapes of the Burren & Gort Lowlands	2001
	Ford,T.D & Gunn, J	Exploring the Limestone Landscapes of the Peak District (BCRA Cave Studies Series No 19)	2010
	Wilmut,J, Proctor,C & Jean,J	Exploring the Limestone caves of Devon	2014
	Price,G (editor)	Fairy Cave Quarry
	Davenport Adams,W	Famous Caves and Catacombs	1888
	Davenport Adams,W. H	Famous caverns and grottoes	1886
	Knuchel,F	Farbung des Unterirdischen Abflusses	1972
	Wells,S	Field Guide-Albuquerque to Carlsbad Caverns National Park	1981
	Tell,L	Fifty Typical Swedish Caves	1975
	Tell,L	Fifty Typical Swedish Caves	1976
	Shaw,T	Foreign Travellers in the Slovene Karst 1486 - 1900	2008
	Shaw,T	Foreign travellers in the Slovene Karst 1537 - 1900	2000
		Fourth Colloque International de Speleologie (1965)	1966
	Parsons,W	Gaping Ghyll and Clapham Cave	1927
	Beck,H.M	Gaping Gill
	Dixon,K	Gaping Gill	2015
	Bernand,P & Van Thienen, M	Gavarnie, les Grottes Glacees du Marbore
	Jimenez,A.N	Geografia de Cuba	1959
	Jimenez,A.N	Geografia de Cuba
	Arculus,R.J	Geology Around Craig-y-Nos	1970
	Miall,L.C	Geology, Natural History and Pre-Historic Antiquities	1878
	Pecsi,M	Geomorphological Regions of Hungary	1970
	E.A.Lane (Helictite v6(2))	Geomorphology of Barber Cave, Cooleman Plain, New South Wales	1968
	E.A.Lane (Helictite v2(2))	Geomorphology of Punchbowl and Signature Caves, Wee Jasper, NSW	1964
	Saar,R & Pirker,R	Geschichte der Hohlenforschung in Osterreich	1979
	Fabri,N	Ghar Dalam, the cave, the museum & the garden	2007
	Judson,D	Ghar Parau	1973
		Ghar Parau	1973
	Meredith,M, Wooldridge,J & Lyon,B	Giant Caves of Borneo	1992
	Glamorgan County Magazine	Glamorgan County Magazine	1949
		Gorges du Tarn	1939
	Houlez,J.P	Gorneiras e son aigavers	2008
	Sunday Times Magazine	Gouffre Berger
	Wright,M, Shone,R et al.	Gouffre Berger	2014
	Marry,G	Gouffre berger premier 1000	1977
	Allen,E.E.& Rutter,J.G	Gower Caves
	Allen,E.E.& Rutter,J.G	Gower Caves	1948
		Grabovaca
	Puch,C	Grandes Cuevas y Simas de Espana	1998
	Puch,C	Grandes Cuevas y Simas de Espana	1998
	Rico,V. F	Grandes cuevas y simas del Medit. De Gibraltar a Catalunya No [With Audio visual CD]	2004
	St. Pierre. D	Grotte Casteret (BCRA Cave Studies Series No 17)	2007
		Grotte de Frace	1993
	Buzio,A & Filipazzi,M	Grotte e Abissi di Lombardi (Guide Book)	1992
	Buzio,A & Filipazzi,M	Grotte e Abissi di Lombardi (Surveys)	1992
	Bernabei,T & de Vivo,A	Grotte e Storie Dell'Asia Centrale	1992
	Chailloux,D	Grottes & Gouffres en relief	1994
	Audra,P (ed)	Grottes & Karsts de France	2010
		Grottes de France	1993
	Bastin,N & Duliere,J	Grottes de Han	1995
	Serban,M, Viehman,I & Coman,D	Grottes de Roumanie	1961
	Thomas,C	Grottes et Algares du Portugal	1985
	Galera,J & Lieutaud,J	Grottes et Avens de la Montagne de la Sellette	1983
	Houlez,J.P	Grottes et Avens du Pays de Saint-Guilhem	1998
	Minvielle,P	Grottes et Canyons	1977
	Le Roux,T	Grottes et Gouffres en Charente Maritime
	Lismonde, Frachet et al.	Grottes et Scialets du Vercors (Tome 1)	1978
	Badin,A	Grottes et cavernes	1870
	Piras,V	Grutas e pelciones	2006
	English,A	Guid Kaapland
	Palmer,A.N	Guide Book to The Historical Section of Mammoth Cave	1981
	Parein,Rene	Guide Speleo des Montes de Vaucluse	1990
	de Joly,R	Guide de L'Aven d'Orgnac
		Guide to The Kalik Bay & Muizenberg Mountains
	Gill,T.B	Guide to The World Famous Gough's Caves
	Shouye,Z, Barbary,J	Guizhou EXPE 86	1988
	Gurnee,R & J	Gurnee Guide to American Caves	1990
	Deflandre,G	Han sur Lesse et ses Grottes	1989
	Motycka,Z	Heaven below Earth	2005
	Jenko,F	Hidrogeologija in Vodno Gospodarstvo Krasa	1959
	Durrant, Smart, Turner, Wilson	Himalaya Underground,1976	1981
	Casteret,N	Histoires au dessous	1957?
		Hohlen & Hohlenkunde	1975
	Leitheim,H	Hohlen der Nordlichen Kalkalpen	1977
		Hohlen in Deutschland	1982
	Lang,S	Hohlen in Franken	2006
	Binder,H & Jantschke,H	Hohlenfuhrer Schwabische Alb	2003
	Binder,H	Hohlenfuhrer Schwabische Alb	1977
	Achleitner,A & Heibl,E (Ed.)	Hohlenkundeliche vereinsinformation Hallstatt Obertraun	1986
	Greaves,H	Hong Meigui Yunnan 2002	2002
	Greaves,H	Hong Meigui Yunnan Resurgences 2004 & Yunnan 2004 Exped report	2004
	Siffre,M	Hors du temps	1963
	Bensley,B, Campion,G & Harrison,T	Huanjiang 2009	2012
	Marguareis,M & Liguri,A	IL Complesso Carsico di Piaggia Bella	1990
	Browne,G.F	Ice caves in France and Switzerland	1865
		Illustrated Guide to Wells & Glastonbury, Cheddar etc.	1909
	Bozic,V	Illustrirana Povijest Speleologije u Hrvatskoj	2014
	Bozic,V	Ilustrirana Povijest Speleologije u Hrvatskoj	2014
	Franke,H.W	In Der Hohlen Dieser Erde	1978
	Blatchley,W.S	Indiana Department of Geology and Natural Resources	1896
	Ford,T.D	Ingleborough Cavern	1967
	Ford,T.D	Ingleborough Cavern and Gaping Gill	1979
	Bocker,T	International Conference Baradla 150 (Field Trip Guide)	1975
	Bocker,T	International Conference Baradla 150 (Field Trip Guide)	1975
	Knott,D	Into the Lost World	1975
	Creach,Y	Inventaire Speleologique des Alpes Maritimes (Tome 3)	1985
	Creach,Y	Inventaire Speleologique des Alpes Maritimes (Tome 4)	1987
		Inventaire Speleologique du Doubs (Tome 1)	1988
		Inventaire Speleologique du Doubs (Tome 2)	1991
	Audra,P	Inventaire des Cavites du Basin Versant du Bruyant	1990
	Acquaviva,G, Coulier,C, Pellegrin,A & P	Inventaire des Cavites du Massif de la Sainte Baume (Tome 1)
		Inventaire Speleologique Du Doubs Tome 3	1996
		Inventaire Speleologique Du Doubs Tome 4	2004
	Colin,J	Inventaire Speleologique de la France, No 1 Jura	1966
	Colin,J	Inventaire Speleologique de la France, No 1 Jura	1966
	Creach,Y	Inventaire Speleologique de la France, No 2 Alpes Maritimes	1967
	Tanguille,L (ed)	Inventaire Speleologique du Doubs (Tome 5)	2012
	Martel,E.A	Irelande et Cavernes Anglaises	1897
	Fincham,A.G	Jamaica Underground	1977
	Fincham,A	Jamaica Underground	1997
		Jamarska zveza Slovenije
	Maleckar,F	Jamarsko drustvo Dimnice
	1967 Trans. Devon Assoc.	James Lyon Widger (1823-1892) & the Torbryan Caves	1967
	Devonshire Ass.Adv.Sci.Lit. & Art (Trans. 99, pp.49-110)	James Lyon Widger and Torbryan Caves
	Kowalski,K	Jaskine Polskie	1965
	Bassili,M	Jeita
		Jenolan Caves
	Mackovcin,P, Sedlacek,M	Jeskyne	2009
	Kucera,B, Hromas,J & Skrivanek,F	Jeskyne a Propasti v Ceskoslovensku	1981
	Taylor,D & Howard,T	Jordan, Walks, Treks, Caves, Climbs & Canyons	1999
	IBID.	Journal of the Czechoslovak Geographical Society(XX Int.Geo.Cong.
	Galy,M, Boyer,S & Duchene,M	Journees Felix Trombe (Tome 2)	1988
	Waltham,A.C, Simms,M. J, Farrant,A. R & Goldie. H.S	Karst & Caves of Great Britain	1997
		Karst Field Studies at Mammoth Cave,1989	1989
	Zygowski,D.W	Karst Und Hohle 1982/83	1983
	Zygowski,D.W	Karst Und Hohle 1984/85	1985
		Karst Und Hohle 1986/87	1987
	Pirker,R & Trimmel,H	Karst Und Hohlen in Niederosterreich	1954
		Karst Und Hohlenkunde(1 Heft 1960)	1960
		Karst Und Hohlenkunde(2 Heft 1961)	1961
		Karst Und Hohlenkunde(2 Heft 1961)	1961
	Eraso, Llanos, Agorreta & Farina	Karst del Sudeste de Gorbea (Alava)	1959
	Kunsky,J	Karst et Grottes	1958
		Karst in China	1976
	Drew. D	Karst of Ireland	2018
	Hungarian Spel.Soc.	Karszt es Barlang	1977
		Katalog Dogadanja	2016
	Ustredniho ustava Geologickeho	Katalog Kaniznich a Mapovych Publikaci
	Bradshaw,J, Caiger,N, Halpin,M, le Gear,R	Kent and East Sussex Underground	1991
	Powe,W.F & L.W	Kents Cavern
	Vachell,E.T	Kents Cavern - its Origin and History
	Vachell,E.T	Kents Cavern its Origin and History	1951
	Sydney Spel. Soc. (Occ Pap.No. 17)	King Solomon's Caves, Nggela Island, Solomon Islands	2014
	Kaulich,B & Schaaf,H	Kleiner Fuhrer zu Hohlen um Muggendorf	2002
	Reiter,AMarie	Kleiner Hohlenfuhrer	1974
		Kungur Ice Cave	1990
	Freddi,L	L'Anticamera Dell Inferno	1926
		L'Ariege et L'Andorre
		L'Autre Padirac	1994
	David,A	L'Aven Armand	2007
	Baritaud,T	L'Aventure Souterraine du Perigord	1990
		L'Aventure Souterraine en Savoie	1993
	Martel,E.A	L'aven armand	1928
	I.C.S. 1973 Prague	LIDE ZEME8
	Tell,L	La Bela Subtera Mondo	1959
	Caumartin,V	La Conservation des Cavernes Amenagees	1973
	Jimenez,A.N	La Cueva de Bellamar	1952
		La Dent de Croll et son reseau souterrain	1997
	Martel,E.A	La France ignoree des ardennes aux Pyrenees	1930
	Martel,E.A	La France ignoree sud est de la France	1928
	Timperman,M	La Grotte de Han	1989
	Brunet,P	La Grotte de Saint Marcel d'Ardeche [with DVD and loose survey]	2008
	Club Loisirs et Plein Air (Explokarst No 3 1992)	La Montagne de la Seranne	1992
	Trombe,F	La Mystere de la Henne Morte	1948
		La Sainte Baume Souterraine (Tome 1)	1987
		La Sainte Baume Souterraine (Tome 2)	1987
		La Sainte Baume Souterraine (Tome 2)	1987
	Martel,E.A	La cote d'azur russ	1903
	Andre,D (et al)	La plume et les gouffres	1997
	Trebuchon,J	La saga de l'aven d'orgnac, Issirac	2000
	Bertin,R	Labouche	1950
		Laichinger Tiefenhohle
	Pribyl,J	Largest Cave System of the Czech Soc. Rep,in The Moravsky Kras	1973
		Lathkill Dale Nature Trail	1973
		Le Gouffre Jean-Bernard -1602M	1991
	Martel,E.A	Le Gouffre de Padirac	1900
	Tazieff,H	Le Gouffre de la Pierre Saint Martin	1952
		Le Grotte del Piemonte	1993
	Bogli,A	Le Holloch et Son Karst	1970
	Felix,T & Bigotto,P	Le Secret des Bois de Lascaux	1990
	de Bie,P	Le Systeme Chawresse-Veronika [loose survey]	2013
	Lismonde,B	Le Trou qui Souffle	1991
	Aucant,Y, Schmitt,C & Urlacher,J.P	Le Verneau Souterrain	1985
	Taylor,M.R	Lechuguilla	1991
	National Geographic Magazine	Lechuguilla Cave	1991
	National Geographic Magazine	Lechuguilla Cave	March 1991
	Tratman,E.K	Leitrim,Eire
	Wilson,J	Lemurs of the Lost World	1990
	Chochon,N	Les Alpes Maritimes Souterraines	1976
		Les Belles du Doubs, Topoguide Tome 1, 50 Cavities	2014
	Clozier,R	Les Causses du Quercy	1940
	Martel,E.A	Les Causses majeurs	1936
	Gaubert,G & le Falher,B	Les Cavernes d'Albion	1990
	Martel,E.A	Les Cevennes	1890
	Geze,B	Les Cristallisations Excentriques de la Grotte de Moulis	1957
	Elguero,E	Les Grandes Cavites Heraultaises 2004	2004
	Marti,A	Les Grottes des Cevennes et du Languedoc	1991
	Baton,A	Les Grottes des Echelles	1948
	Corbel,J	Les Phenomenes Karstiques dans la Region de Cork (Irlande du Sud)
	Martel,E.A	Les abimes	1894
	Gailli,R	Les grottes des Pyrenees	1991
	Le Guen,F	Les scaphandriers du desert	1986
		Light Rock and a little Magic	2008
	Waltham,A.C (editor)	Limestones & Caves of North West England
	Waltham,A.C (editor)	Limestones & Caves of North West England
	Ford,T.D (editor)	Limestones and Caves of Wales	1989
	Smith,D.I & Drew,D.P (editors)	Limestones and Caves of the Mendip Hills
	Smith,D.I & Drew,D.P (editors)	Limestones and Caves of the Mendip Hills
	Ford,T.D (editor)	Limestones and Caves of the Peak District
	Ford,T.D (editor)	Limestones and Caves of the Peak District
	Ford,T.D (ed)	Limestones and caves of Wales	1989
	Hardingham,B.G	Living in Caves	1943
	Siffre,Michel	Lor des Gouffres	1979
	Fait,J.C	Lumieres des Tenebres	1993
		MEKSYK'79	1979
	Doupovec,V	Macocha (Cave & Region Guide)
	Stehlik,V & Kunsky,J	Macocha A Moravsky Kras
	Kunsky,J	Macocha A Moravsky Kras	1953
	Ozansoy,C & Mengi,H	Magarabilimi ve Magaracilik	2006
	Jahan,L	Magie des Gouffres	1993
	Marshall,D	Mallorca Caves	1994
	Mills,L	Matienzo 1975	1975
	Corrin,J & Smith, P	Matienzo 50 years of Speleology [DVD & Map]	2010
		Matienzo North Spain	1974
	Brown,G.B	Memoires of a Speleologist	1975
	Attout,J	Men of Pierre St Martin
	Barrington,N & Stanton,W	Mendip The Complete Cave and A View of the Hills
	Irwin,D.J & Knibbs,A.J	Mendip Underground
	Irwin,D & Jarrett,T	Mendip Underground	1999
	Gray,A, Taviner,R & Witcombe, R	Mendip Underground	2013
	Irwin,D.J & Jarrett,A	Mendip Underground	1993
	Irwin,D.J & Knibbs,A.J	Mendip Underground	1977
	Balch,H.E	Mendip cheddar its gorge and caves	1935
	Balch,H.E	Mendip its Swallet Caves & Rockshelters
	Weaver,H.D	Meramec Caverns	1977
	Casteret,N	Mes cavernes	1940
	Carias,C.B	Mesetas de Jaua, Guanacoco y Sarisarinama	1973
	Lumley,M, Radshaw,D & Milner,S	Mexico The Black Holes Expedition	1988
		Mexico'79	1979
	Jean Louis Rocher 11 Boulevard Saint Antoine 12100	Mirabal	1991
		Mirabal No.3 1983 - 1987
	Smith,J	Monog.of Stalact/mites of the Cleaves Cave, Near Dalry Ayrshire
		Monografia Geografica No 6	1931
	Caumont,D	Monts et Grottes de Saint Guilhem	1993
	Baker,E.A	Moors crags and caves of the high Peak	1903
	Panos,V, Spicak,J & Vozdecky,J	Moravsky Kras	1990
	Casteret,N	More years under the earth	1962
	Hamilton-Smith,E & Champion,R	Mt Etna and the Caves	1976
	Casteret,N	My Caves	1947
	Kompaniyets,V	Mylnky
	Gill,D.W	National Grid Reference Index to Caves of Derbyshire
		National Park Plan 2nd Review (Pembrokeshire Nat.Park)	1994
	Perry,C	New England's Buried Treasure	1946
	National Geographic Magazine	New Zealands Magic Waters	1989
	National Geographic Magazine	New Zealands Magic Waters	1989
	Jolfre,J	Norbert Casteret Explorateur D'Abimes	1992
	Brook,A & D, Griffiths,J, Long,M.H	Northern Caves 2	1991
	Brook,D, Davies,G.M, Long,M.H & Ryder,P.F	Northern Caves Vol 1,Wharfedale & Nidderdale
	Brook,D, Coe,R, Davies,G & Long,M.H	Northern Caves Vol 1,Wharfedale and Nidderdale
	Brook,D, Coe,R, Davies,G & Long,M.H	Northern Caves Vol 1,Wharfedale and Nidderdale
	Brook,D, Coe,R.G, Davies,G.M & Long,M.H	Northern Caves Vol 1,Wharfedale and Nidderdale
	Brook,A & D, Davies,G.M & Long,M.H	Northern Caves Vol 2,Penyghent & Malham
	Brook,A & D, Davies,G.M & Long,M.H	Northern Caves Vol 2,Penyghent & Malham	1982
	Brook,D, Griffiths,J, Long,M.H & Ryder,P.F	Northern Caves Vol 3 (1994)	1994
	Brook,A & D, Davies,G.M & Long,M.H	Northern Caves Vol 3,Ingleborough
	Brook,D, Davies,G, Long,M.H & Sutcliffe,J	Northern Caves Vol 4,Whernside and Gragareth
	Brook,D, Davies,G, Long,M.H & Sutcliffe,J	Northern Caves Vol 4,Whernside and Gragareth
	Brook,D, Davies,G.M & Long, M.H	Northern Caves Vol 4A Scales Moor & Kingsdale	1983
	Brook,D, Davies,G.M. Long, M.H & Sutcliffe, J.R	Northern Caves Vol 4B Leck & Casterton Fells	1983
	Brook,D, Davies,G, Long,M.H & Ryder,P.F	Northern Caves Vol 5,Northern Dales
	Brook,D, Davies,G, Long,M.H & Ryder,P.F	Northern Caves Vol 5,Northern Dales
	Allshorn,S & Swire,P	Northern Caves the Three Counties System and the North West	2017
	Allshorn,S & Swire,P	Northern Caves the Three Counties System and the North West	2017
	Sykes,L	Northern Caving	2015
		Northern Caving (Handbook)	1992
	CNCC	Northern Caving, CNCC Handbook(1979)
	King,C.A.M & Gage,M	Note on The Extent of Glaciation in Part of West Kerry
	Cambrian Archaeological Association [Archaeologia Cambrensis 117, pp.18-71]	Ogof yr Esgyrn	1968
	Glazek,J	On The Karst Phenomena in North Vietnam	1965
	Club Alpin Hellenique	Onan	1949
	Martel,E.A	Padirac	1934
	Martel	Padirac	1972
	Lavour,G.de	Padirac ou L'Adventure Souterraine	1950
	Bolner,Katalin (ed)	Pal volgyi barlang	2000
		Palaces Under The Earth	1951
	CSSR Academy Science Inst. Geog.	Paleohydrography of Caves Moravsky Karst
	Gligan, M	Parcul National Retezat	2016
		Peak Rigging Guide	1995
	Edmonds,B & Johnson,R	Peak rigging Guide (4th edition)	1997
	Thornber,N	Pennine Underground
	Thornber,N	Pennine Underground
	Gorkii Univ, Perm	Peschery (Caves) No 16	1976
	Buduran,S.E	Pestera Ciclovina Uscata Ciclovina Dry cave	2014
	Rusu,T, Racovita,G.H & Craciun,V	Pestera Meziadului	1981
	Diaconu,G, Lascu,C & Ponta,C	Pestera Muierilor	1980
	Buderan,S.E. et al.	Pestera Ponoraci Ciclovina cu Api	2013
	Sopincean,A. C	Pestera Sura Mare - Sura Mare cave	2015
	Bleahu,M & Lascu,C	Pestera Topolnita	1975
	Coman,D & Craciun,V	Pesteri Vintului	1978
	Bleahu, Decu, Negrea, Plesa, Povara & Viehman	Pesteri din Romania	1976
	Negrea,S	Pesteri din Romania	1984
	Seliscan,D	Pesteri din Romania (2D/3D)	2007
	Stanton,W.I	Pioneer Under the Mendips
	Schneider,K, Trimmel,H & Wagner,B	Plan der Dachstein-Mammuthohle	1962
	Kicinska,D	Polish Caving	2013
	UBSS	Poll Cragreagh, Co.Clare,Eire
	UBSS	Porth yr Ogof,Breconshire	1970
	Habe,F	Postojna	1976
		Postojna Caves	1990
	Habe,F	Postojnska jama	1978
	Heap,D	Potholing Beneath The Northern Pennines	1964
	UBSS	Poulnagollum-Poulelva Caves
	Mattes. J, Christian. E & Plan. L (eds)	Proceedings of the 12th Eurospeleo Forum, Ebensee, Austria	2018
	Jolfre,J	Pyrenees Souterraines	1990
	Talour,B	Quelques classiques Speleologiques en Chartreuse [Extracts from Chartreuse Souterraine pub 1985]	1995
	RGS Geographical Magazine	Quest for Caves in High Nepal	1971
		R.R.Grotte Demaniali di Postumia,Trieste
	Eyre,J & FrankLand,J	Race Against Time	1988
	Bogli,A and Franke,H.W	Radiant Darkness The Wonderful World of Caves
	Bogli,A and Franke,H.W	Radiant Darkness The Wonderful World of Caves
	Gruppi Grotte Italiani	Rassegna Speleologica Italiana	1973
		Reseau Dent de Crolles Folder 1
		Reseau Dent de Crolles Folder 2
	Clement,S & Vennarecci,P	Reseau Felix Trombe - Henne Morte	2003
	Crisan,F (ed)	Retezat National Park	2016
	Le Club Alpin Belge	Revue d'Alpinisme	1947
	Crestani,G & Anelli,F	Ricerche di Meteorologia Ipogea nelle Grotte di Postumia	1939
		Richesses Souterraines
	Geographical Magazine (June)	Riddle of the Welsh Caves	1968
	Bourgin,A	Rivieres de la Nuit	1950
	Pernette,J-F	Rivieres sous la Pierre	1983
		Salzburger Hohlenbuch (Band 4)	1985
		Salzburger Hohlenbuch (Band 5)	1992
	Klappacher,W	Salzburger Hohlenbuch Planbeilagen	1986
		Salzburger Hohlenbuch, Band 1	1975
		Salzburger Hohlenbuch, Band 2	1977
		Salzburger Hohlenbuch, Band 3	1979
	Mercian Geologist (Vol 13 Sep 1992)	Sandstone Caves of Nottingham	1992
	Bartolo,G & Fadda,A. F	Sardegna Il mondo sotteraneo	1998
	Aramco	Saudi Arabia's Desert Caves	2000
	Onac,B.P	Scarisoara	2007
	Onac,Bogdan,P	Scarisoara	2007
	University of Bristol Spelaeological Society (UBSS) (Proc. Vol 12 No 3)	Second report on the Little Neath River Cave	1971
	Watson,S	Secret Underground Bristol	1991
	Forder, J & E	Secrets of the Moors and Dales	1992
	The Observer	Secrets of the Welsh Caves
	Sociedad Espanola de Espeleologia y Ciencias del Karst	Sedeck No 10 Sept 2014	2014
	Climber & Rambler Magazine	Selminum Tem	1977
	Coon,Carleton S	Seven Caves	1957
		Show caves in Austria
		Show caves in Austria	1975
	Zajicek,P & Hromas,J	Show caves of the czech republic	2013
	Gillett. J	Sixty Years of Caves and Caving	2018
	Author	Slojame	2018
	Bella,P & Elias,M	Slovakia show caves	1997
	Shaw,T & Cuk,A	Slovene Karst and Caves in the Past	2015
	Bishop,I	Slovenia Cave Guide, caves of the classical Karst	1997
	Wilson,G.H	Some Caves & Crags of Peakland
	Wilson,G.H	Some Caves and Crags of Peakland	1938
	Royal Society of South Australia (Trans. 87, 41-62)	Some Geomorphological Problems of the Nullarbor Plain	1963
	Devonshire Ass.Adv.Sci.Lit. & Art (Trans. 86, pp.195-200)	Some Notes on A Cave Near Radford	1954
	Geografiska Annaler	Some Remarks on Swedish Speleology	1965
	Fernandez, R. A	Sotanos de Mexico	2001
		Speleo Causse Mejean (Tome 1)	1982
	Douat,M, Pernette,J.F & Puisais,S	Speleo Sportive A la Pierre St Martin (No 3)	1985
	Oddou,A & Sounier,J.P	Speleo Sportive Au Marguareis (No 5)	1986
	Maire,R & Rigaldie,C	Speleo Sportive dans Les Alpes de Haut Savoie (No 4)	1984
	Labadie,P & Vasseur,F	Speleo Sportive dans Les Garrigues	1992
	Marchandet,P	Speleo Sportive dans Les Grandes Causses (No 8)	1990
	Fage,L.H	Speleo Sportive dans Les Monts du Vaucluse (No 1)	1981
	Delannoy,J.J & Haffner,D	Speleo Sportive dans le Vercors (No 6)	1987
	Drouin,P & Marchand,T	Speleo Sportive en Ardeche (No 7)	1989
	Caillault,S	Speleo dans le Vercors (Tome 1)	1997
	Caillault,S, Haffner,D & Krattinger,T	Speleo dans le Vercors (Tome 1)	1997
	Caillault,S	Speleo dans le Vercors (Tome 2)	1999
	Caillault,S, Haffner,D, Krattinger,T & Delannoy,J.J	Speleo dans le Vercors (Tome 2)	1999
	Guillot,F & Bence,P	SpeleoGuide Ariege Pyrenees (Tome 1)
	Speleoloskog Kluba Zeljeznicar Zagreb	Speleolog	2018
	Margus,D	Speleological Guide to Krka National Park	2013
	Bull.Nat.Sci.Museum Tokyo	Speleological Survey in South Korea 1966	1966
	Geografiky Ustav C.S.V.V. 1971 Brno	Speleologicky Vestnik
	Institute of Geography, Brno	Speleologicky Vestnik	1973
	Baron,P.J	Speleologie du Canton de Vaud	1969
	Balzuac,J	Speleologie du Departement de L'Ardeche	1956
	Balzuac,J	Speleologie du Departement de L'Ardeche	1986
	Aucant,Y, Frachon,J.C & Schmitt,C	Speleologie en Franche-Comte (Topoguide 1)	1990
	Tell,L	Speleologiska Studier	1964
	Aucant,Y & Frachon,J.C	Speleosportive 2 dans le Jura franc comtois	1983
	Readers Digest Magazine	Spelunking to Adventure	1981
	Ballard,J	Sporting Caves Potholes and Mines of Derbyshire
	Irwin,D.J	St Cuthberts Swallet	1991
		Strangest underground places in Britain and the best Worldwide
	Speleoloski Klub Ursus Spelaeus	Subterranea Croatica Croatia
	Chevalier,P	Subterranean Climbers
	Chevalier,P	Subterranean Climbers	1975
	Owen,T	Sudwala
	Balfour,W.M	Sum.of Res.& Descrip.of Caves & Karst of Greenbrier Vall., W.Virg.	1981
	Marshall,D	Sumatra 87	1987
	Sheffield Univ.Mountaineering Club	Sutherland Caves (Research Folder No 1)
		Sutherland Caves (Research Folder No 2)	1953
	Irwin. D	Swildon's Two and Three (BCRA Cave Studies No 14)	2004
	Irwin,D, A. Moody & A. Farrant	Swildons Hole	2007
	Hume,N, Nicholas,S & Wailes,T	Tasmania	1992
	Casteret,N	Ten Years Under The Earth
	Casteret,N	Ten Years Under The Earth
	Casteret,N	Ten Years Under the Earth	1952
	Casteret,N	Ten years under the earth	1939
	Casteret,N	Ten years under the earth	1952
	Kladnik,Bogdan	Terra Mystica	1991
	Gautier,B & Lord,A	Terre Sauvage	2011
	Pittman,Blair	Texas Caves	1999
		The 1965/66 Karst Hydrology Expedition to Jamaica	1966
		The Ancient Cavemen of Devonshire
	Chia,Lan-Po	The Cave Home of Peking Man	1975
	Serko,A & Michler,I	The Cave of Postojna and Other Marvels	1958
	Winder,F.A & Phillips,S.C (Translators)	The Caverns of Derbyshire (Extract from Martel)
		The Caverns of Upper Ease Gill	1952
	Lawrence,J & Brucker,R.W	The Caves Beyond	1955
	Lawrence,J & Brucker,Roger W	The Caves Beyond	1975
	Oldham,T	The Caves and Mines of Anglesey
	Oldham,T	The Caves and Mines of Anglesey	1993
	Oldham,T	The Caves and Mines of Anglesey	2006
	Oldham,A.D	The Caves of Carmarthen
	Oldham,A.D	The Caves of Carmarthen
	Oldham. T	The Caves of Clydach	1981
	Tony Oldham	The Caves of County Cork	2003
	Jones,G.L	The Caves of Fermanagh and Cavan
	Jones,G.L	The Caves of Fermanagh and Cavan	1974
	Grenfell,H & Morris,B	The Caves of Gower
	Oldham,T	The Caves of Gower	2019
	Oldham,T	The Caves of Gower (2019 ed)	2019
	Coleman	The Caves of Ireland	1965
	Welch, Bruce R. (ed.)	The Caves of Jenolan 2: The Northern Limestone	1976
	Davies,W.E	The Caves of Maryland	1950
		The Caves of Meghalaya
	Barrington,N	The Caves of Mendip
	Oldham,A.D	The Caves of North Wales
	Tratman,E.K	The Caves of North West Clare,Ireland	1969
	Sigma Leisure	The Caves of Northumberland	2019
	Oldham,A.D	The Caves of Scotland, Except Assynt
	Oldham,A.D	The Caves of Scotland, Except Assynt
	Oldham,T	The Caves of West Wales	1979
	Oldham. T	The Caves of the Central Northern Outcrop	2008
	Oldham,A, Jones,K & Taylor,P	The Caves of the Forest of Dean	2006
	Oldham,T	The Caves of the Little Neath Valley	1993
	Oldham,T & Jones,K	The Caves of the South Eastern Outcrop	1991
	Davies,M	The Caves of the South Gower Coast	1991
	Davies,M	The Caves of the South Gower Coast	1991
	Davies,M	The Caves of the South Gower Coast an Archaeological assessment	1993
	Jones. K	The Caves on the West bank of the Afon Tawe	2019
	The Geographical Journal	The Central Lakes of Westralia and Westralian Peneplain	1916
	E.A.Lane (Helictite v9(1))	The Clastic Sediments of Wellington Cave	1971
	Gough,W	The Cliffs and Caves of Cheddar
	Barrington,N & Stanton,W	The Complete Caves of Mendip
	Barrington,N & Stanton,W	The Complete Caves of Mendip
	Black,G.P	The Conservation of Caves in Britain	1964
	Men Only Magazine	The Deepest Hole in The World	1966
	Casteret,N	The Descent of Pierre St Martin	1955
	Conway. J, Creedy. D & Hewitt. H	The Double Decker Himalayan Caving Adventure	2019
	Eyre,J	The Ease Gill System	1989
	Malayan Nature Society (The Malayan Nature Journal Vol 19 No 1,pp.57-64)	The Ecology of Malaysian Caves	1965
	Hamer,J.L	The Falls and Caves of Ingleton
	Wilkins,A. G, Walford,J.D & Boycott, A	The Fergus river cave, Co. Clare	1972
	Coase,A.C	The Geomorphology of the Dan yr Ogof Caves	1975
	Lloyd,O.C	The Hepste River Caves	1979
		The History of Kents Cavern (Geology)
	Johnson,P	The History of Mendip Caving
	Jamarska Sekcija PD Tolmin & Imperial College Caving Club	The Hollow Mountain 3. 2013 - 2017	2019
	Mitchell,W.R	The Hollow Mountains	1961
	Tintilozov,Z.K	The Karst Caves of Georgia	1976
	Ball,D et al.	The Karst of Ireland, Limestone Landscapes & Gwater Drainage Sys
	Appalachia Vol 7	The Land of the Causses
	Thomas,A	The Last Adventure	1989
	Jennings,J.N & Sweeting,M.M	The Limestone Ranges of Fitzroy Basin	1963
	Wybergh,W	The Limestone Resources of the Union	1920
	Oldham,A.D & J.E.A, Smart,J	The Limestone and Caves of Devon
		The Little Neath River Cave South Wales
	UBSS (Proc.Vol 11 No 2 reprint)	The Little Neath River Cave, South Wales	1967
	Brucker,R.W & Watson,R.A	The Longest Cave	1976
	Perou,Sid	The Lost River of Gaping Gill (DVD)
	Univ.of Witwatersrand, Johannesburg (Occasional Paper 13)	The Lower South East of South Australia, A Karst Province	1975
	Geographical Magazine	The Making of Cheddar Gorge (Reprint)
	Balch,H.E	The Mendip caves	1932
	Balch,H.E	The Mendip caves	1947
	Coysh,A. W, Mason,E.J & Waite,V	The Mendips	1962
	Royal Irish Academy (Proc.B,27 pp.235-268)	The Mitchelstown Caves, Co.Tipperary	1909
	Bauer,E	The Mysterious World of Caves
	Tompkins,E.P & Davis,J.I.L	The Natural Bridge & its Historical Surroundings	1939
	d'Arcy,G	The Natural History of the Burren	1992
	Baker,E.A & Balch,H.E	The Netherworld of Mendip	1907
	Main,L	The New Zealand Cave Atlas (Vol 2 South Island)	1993
	Crossley,P.C	The New Zealand Cave Atlas North Island	1988
	Cordingley,J	The Peak Cavern System
	Royal Irish Academy (Proc.B,50,pp.105-132)	The Pollnagollum Cave, Co.Clare	1944
	Habe,F	The Postojna Grottoes	1974
		The Remouchamps Caves	1983
	Texas Cave Report Series (No 1)	The River Styx-Salt Spring Cave System	1976
	Walker,T.A	The Severn Tunnel	[1888]
	Peric,B (ed)	The Skocjan Caves Regional Park	2002
	Dryden,J.K (editor)	The Speleological Yearbook & Diary 1964
	Dryden,J.K (editor)	The Speleological Yearbook & Diary 1964
	Dryden,J.K (editor)	The Speleological Yearbook & Diary 1965
	Thornycroft,L.B	The Story of Cheddar
	Lake,P.M.B	The Story of Kents Cavern
	Lake,P.M.B	The Story of Kents Cavern	1950
	Thornycroft,L.B	The Story of Wookey Hole
	Mason,E.J	The Story of Wookey Hole	1970
	Mills,M.T	The Subterranean Wonders of Hawaii	1979
	Mills,M.T	The Subterranean Wonders of Sardinia	1990
	Middleton,J & Waltham,A	The Underground Atlas	1992
	Whalley,C	The Underground adventures of a rock chick	2014
	Gill,D.W	The Untamed River Expedition	1988
	Pelech,J.E	The Valley of Stracena and The Dobschau Ice Cavern	1879
	Weaver,H.D	The Wilderness Underground	1992
	Symons,S	The Wonders of Dan yr Ogof	2003
	Lubke,A	The World of Caves
	Waltham,A.C	The World of Caves	1976
	Serko,A & Ivan,M	The cave of postojna and other curiosities of the Karst	1953
	Jones. K	The caves West of the Tawe Valley
	Oldham. T	The caves of Cornwall	2019
	Ll Jones,G, Burns,G, Fogg,T & Kelly,J	The caves of Fermanagh and Cavan	1997
	Bunce,C & Sweeney,J	The caves of Geevagh	2003
	Balch,H.E	The caves of Mendip	1926
	Oldham. T	The caves of West Wales	1979
	Oldham. T	The caves of the Southern Outcrop	1985
	Casteret,N	The darkness under the earth	1954
	Pint,J	The desert caves of Saudi Arabia	2003
	Gurnee,R. H	The discovery of luray caverns Virginia	1978
	Balch,H.E	The great cave of Wookey Hole	1929
	Balch,H.E	The great cave of Wookey Hole	1941
	Hanwell,J.D & Newson,M.D	The great storms and floods of July 1968 on Mendip	1970
	Knight,F.A	The heart of Mendip	1915
	Conn,H & J	The jewel cave adventure - 50 miles of discovery under S. Dakota	1981
	Valli,E & Summers,D	The nest gatherers of tiger cave	1990
	Oldham,T	The new Caves of Scotland	2004
	Farr,M	The secret world of Porth yr Ogof	1988
	Oldham,A.D & Court,A	The show caves of Great Britain	1964
	Thomas,A	The story of Priddy	1989
	Hartwig,G	The subterranean world	1885
	Watson,R. A (ed)	The suckers visit to the Mammoth Cave	1970
	Everybody's Magazine	They found another world	1957
	Everybody's Magazine	They found another world	1957
	Taylor,M.C	Three Below Gower	1991
	Stanton,W.I	Timeless Cheddar Caves	1995
	Club Alpin Hellenique	To Boyno	1954
	Club Alpin Hellenique	To Boyno	1954
	Lavour,G.de	Toute la Speleologie	1954
	Walker,P	Tresviso 2011	2011
	Walker,P, Cousins,D & Groves,M	Tresviso 2012 [Survey] SWCC	2012
	Comite Departemental Spel.Ardeche	Tubes, Bull. C.D.S. Ardeche	1989
	Speleo Rhal CC	Tunnel Cave, Paul and Barnabas Extension	1975
	Aygen,T	Turkiye Magaralari (Turkish Caves)	1984
	Aygen,T	Turkiye Magaralari (Turkish Caves)	1984
	Parma,C & Rajwa,A	Turystyczne Jaskinie Tatr	1978
	Bozanic,J	U Kamenu Svjetlo	2016
	Atkinson,A & V	Undara volcano and its lava tubes	1995
	Gemmell,A and Myers,J.O	Underground Adventure
	Gemmell,A & Myers,J.O	Underground Adventure	1990
	Bedford,B	Underground Britain	1985
	Judson,D	Underground Britain Legal & Insurance Issues (BCRA Cave Studies Series No 12)	2006
	Ebbs,C	Underground Clwyd	2000
	Smith,S	Underground England	2010
	Farr,Martyn	Underground Wales	2001
	Deming,J & Zhaoyang,W	Underground Worlds-Guizhou China	1993
	Holland,E	Underground in Furness
	Holland,E	Underground in Furness
	Radziyevsky,V	Underground wonderworld of Ternopil Region
	Rev.de Geog.de Lyon	Une Region Karstique d'Ireland: Le Burren	1952
	Schabdach,H	Unterirdische Welten	2000
	Ortega,A.A	Valle de Carranza, Pozalagua, Torca del Carlista y Venta Lape	1999
	Pribyi,J Keprt,J	Vekum Budoucim
	Checkley,D.R	Venezuela'73	1973
	Marshall,D	Vercors Caves	1993
	Marshall,D	Vercors classic French Caving Vol 1, supplement	2007
	Brown,G	Victoria Cave
	Bradshaw,D.R	Vietnam 90	1990
	Sloane,H. N & Gurnee,R. H	Visiting American Caves	1966
	Sket,B	Vjetrenica	2003
	Bozic,V	Vodic Kroz Uredine Spilje Hrvatske	1983
	Bozic,Vlado	Vodic po pristupacnim spiljama i jamama u Hrvatskoj	2009
	Kortman,B & Parma,C	W Jaskiniach	1990
	Richards,J.H	Waitomo Caves	1955
	Farrant,A. R	Walks Around the caves and Karst of the Mendip Hills (BCRA Cave Studies Series No 8)
	Hofman,P	Wege in Inntal	2005
	Hofman,P	Wege in Istrien	2007
	Murray State Univ.Kentucky	Western Kentucky Speleological Survey Annual Report 1979	1979
	Sharp,M	White Scar Cave
	Simpson,E	White Scar Cave
	Witcombe,R	Who Was Aveline Anyway	1992
	Franke,W	Wilderness Under The Earth
	Mansel-Pleydell,J.C	Wookey Hole	1898
	Hodgkinson,G.W	Wookey Hole The Cave of Mystery & History
	Balch,H.E	Wookey Hole its caves and cave dwellers
	Bell,A	Wookey Hole the cave and its story	1928
	Hodgkinson,G.W	Wookey Hole,The Cave of Mystery & History
	Farr,M	Wookey The Caves Beyond	1985
	Jackson,G. F	Wyandotte cave	1953
	China Caves Project	Xingwen	1993
	Waltham,A.C & Willis,R.G	Xingwen (China Caves Project)	1993
	Lovett,B & Garman,A	Yangtze caves 96 (China Caves Project)	1996
	Mitchell,A	Yorkshire Caves and Potholes, No 1 North Ribblesdale
	Mitchell,A	Yorkshire Caves and Potholes, No 2 Under Ingleborough
	Mitchell,A	Yorkshire Caves and Potholes, No 2 Under Ingleborough	1949
		Yoruk 91, Expedition Speleologique en Turquie	1992
	Bogli,A	Zauber der hohlen	1976
	Tihi,T.K	Zaustavljeno Vrijeme	2018
	Revista Shell (No 22)	la Cueva Alfredo Jahn	1957
	Soc.Venezolana de Ciencias Naturale (Boletin 17(85),pp.25-46)	la Espeleologia en Venezuela, Flora Y Fauna Hipogea	1956
	Milojevic,B.Z	la Geographie des Terrains Calcaires	1960
	Milojevic,B.Z	la Geographie des Terrains Calcaires	1960
	Vila,G	la Grotte de Clamouse	1974
	Granier,C & Vila,G	la Grotte de Clamouse	1967
	Caumont,D	la Grotte du Sergent	1986