[USED] Seminole Sink: Excavation of a A Vertical Shaft Tomb: Val Verde County, Texas
Compiled by Solveig A.Turpin, Edited by Deborah L. Smith. Texas Archeological Survey, Research Report No.93. The University of Texas at Austin, 1985. Paperback, 216pages/
£1.00
[USED] The Geologic Story of Wyandotte Cave
John R. Hill, paperback, 10 pages, State of Indiana, Department of Natural Resources, Geological Survey.
£1.00
[USED] The Transactions of the Cave Research Group of Great Britain: Karst Denudation, Vol. 14, No. 2
The Cave Research Group of Great Britain, Soft Back, pages 49-185, March 1972.
£1.00
[USED] The Transactions of the Cave Research Group of Great Britain: The University of Leeds Hydrological Survey Expedition to Jamaica 1963, Vol. 9, No.1
Compiled by A. Fincham and K. Ashton, The Cave Research Group of Great Britain, Soft Back, 59 pages, January, 1967.
£1.00
[USED] The Transactions of the Cave Research Group of Great Britain: Vol. 10, No. 1, Bone Caves mendip, Cavern Development Mendip, Algeria, South Harz
The Cave Research Group of Great Britain, Soft Back, 44 pages, January 1968.
£1.00
[Used] Water at a Depth of 5ft Discovered by Diving in Peal Cavern
Dr R. E. Davies, sb. 4pp, reprinted from Nature vol 166 November 25, 1950
£1.00
[USED] Oklahoma Geological Survey Guide Book XV - Guide to Alabaster Cavern and Wooward county
Arthur J. Myers, A. M. Gibson, Bryan P. Glass and Carol R. Patrick, Sb, A4, 38pp
£2.00
[USED] The Geologic Story of Diamond Caverns
Preston McGrain, sb, 24pp, Kentucky Geological Survey 1961
£2.00
[USED] Wind Cave: An Ancient World Beneath the Hills
Arthur N. Palmer, paperback, 62 pages, Black Hulls Parks and Forests Association, 1995.
£2.00