Entering the Stone: On Caves and Feeling Through the Dark
by Barbara Hurd
Houghton Mifflin; Published: 2003-08-05; Hardcover; Book
Best price: $2.85
Price in other shops: $23.00

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Caving Basics 3ED
by Jerry Hassemer
National Speleological Society; Published: 1992-05; Paperback; Book
Best price: $19.00

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Caving
by Steve Boga
STACKPOLE BOOKS; Stackpole Books; Published: 1997-07; Paperback; Book
Best price: $3.80
Price in other shops: $19.95

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Cave Minerals of the World
by Carol A. Hill, Paolo Forti
Natl Speleological Society; Published: 1997; Hardcover; Book
Best price: $108.95

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A FalconGuide to Mammoth Cave National Park: A Guide to Exploring the Caves, Trails, Roads, and Rivers (Exploring Series)
by Johnny Molloy
Falcon; Published: 2006-08-01; Paperback; Book
Best price: $7.46
Price in other shops: $15.95

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Beyond the Deep: The Deadly Descent Into the World's Most Treacherous Cave
by William Stone, Barbara am Ende, Monte Paulsen
Grand Central Publishing; Published: 2002-07; Hardcover; Book
Best price: $25.00
Price in other shops: $26.95

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Cave Exploring: The Definitive Guide to Caving Technique, Safety, Gear, and Trip Leadership (Falconguides)
by Paul Burger
Falcon; Published: 2006-04-01; Paperback; Book
Best price: $3.99
Price in other shops: $15.95

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Trapped!: The Story of Floyd Collins
by Robert K. Murray, Roger W. Brucker
University Press of Kentucky; Published: 1982-12-31; Paperback; Book
Best price: $13.00
Price in other shops: $19.95

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Caves: Exploring Hidden Realms (Imax)
by Michael Ray Taylor, Ronal C. Kerbo
National Geographic; Published: 2001-03-01; Hardcover; Book
Best price: $7.30
Price in other shops: $35.00

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On Rope: North American Vertical Rope Techniques for Caving ... Rappellers
by Bruce Smith, Allen Padgett
Natl Speleological Society; Published: 1997-01; Hardcover; Book
Best price: $32.00