LS/551.447
Aspects of speleogenesis in the carboniferous limestone of North Derbyshire
1980
Derbyshire Record Office
LS/914.2511
Walks North Peak District: including Castleton, Edale and the Upper Derwent Valley.
2020
LS/MAP/9781859651674
Peak District mountain bike routes
2005
LS/NEWS/Derbyshire Times
Derbyshire Times 6th March 2025
2025
LS/PER/Archaeology and Conservation in Derbyshire 13
Lord of all it surveys
January 2016
LS/PER/Derbyshire Caver 135
Coalpithole Shaft 10
Autumn 2014
National Coal Board