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Derbyshire Times 6th March 2025
2025
Derbyshire Record Office
LS/551.447
Aspects of speleogenesis in the carboniferous limestone of North Derbyshire
1980
LS/914.2511
Walks North Peak District: including Castleton, Edale and the Upper Derwent Valley.
2020
Periodical Series
Coalpithole Shaft 10
Autumn 2014
Lord of all it surveys
January 2016
Bryan Donkin Company Ltd of Chesterfield, engineering firm