10 books • 3 series
Exploring the Limestone Landscapes of the Peak District (Cave Studies, #19)
Castleton Caves (Landmark Collector's Library)
Rocks and Scenery of the Peak District (Landmark Collector's Library)
Sediments in Caves (Cave Studies, #9)
Derbyshire Blue John
The Isle of Man (Geologists' Association Guides, #46)
Geologists' Association Guides
Limestones and Caves of Wales
Ingleborough Cavern
Caves of Derbyshire