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![[USED] The Saltpeter Empires of Great Saltpetre Cave and Mammoth Cave](https://www.moorebooks.co.uk/images/T/salt%20p042-6rdHTM.png "[USED] The Saltpeter Empires of Great Saltpetre Cave and Mammoth Cave")
[USED] The Saltpeter Empires of Great Saltpetre Cave and Mammoth Cave
Angelo I. George, SB, 121pp, HMI Press (2001)
£10.00
![[USED] What'A.Hole Condensed Carlsbad Cavern Information](https://www.moorebooks.co.uk/images/T/what%20a%20hole054-8qQNnt.png "[USED] What'A.Hole Condensed Carlsbad Cavern Information")
[USED] What'A.Hole Condensed Carlsbad Cavern Information
J. J. Moseley and W. A. Dunagan, Sb, A5, 12pp facsimile Myers Printing co 1941
£1.00
![[USED] Sea Caves of Anacapa Island California](/default_image.gif "[USED] Sea Caves of Anacapa Island California")
[USED] Sea Caves of Anacapa Island California
David Bunnell, SB, 123pp, McNally & Loftin Publishers (1988)
£15.00
[USED] Oregon Caves - Discovery & Exploration with todays tour map
Frank Walsh & William R Halliday, Sb, A5, 27pp
£4.00
[USED] Gila Cliff Dwellings
Sb, A5, 11pp, Guide to the Gila Cliff Dwellings, Southwest Parks And Monuments Association
£1.00
[USED] Caving In America
HB, A4, 445pp, The Story of the National Speleological Society 1941-1991. Commemorating 50 years of History and Growth.
£10.00
The geologic story of Diamond Caverns (Kentucky Geological Survey University of Kentucy Lexington
Preston McGrain. Sb.A5. Publisher: College of Arts and Sciences, University of Kentucky, 1961, Series X. Special publication 6
£6.00
[USED] Carlsbad Caverns Silent Chambers, Timeless Beauty
John Barnett, Sb, A6, 35pp, inc. Geological story, types of formations, Bats, History
£2.00
[USED] Discovery and Exploration of the Oregon Caves
Frank K. Walsh & William R. Halliday, Sb, A5, 27pp, 19th Century Exploration - The Discovery, Explorers and Exploiters, 20th Century Exploration - For All People and the Speleologists
£2.00
[USED] Mummies of Mammoth Cave - Meloy
Harold Meloy, paperback, 40 pages, Published as part of a Historical Research Project on Mammoth Cave, Kentucky.
£2.00
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