LS/133.1
Derbyshire ghosts & legends.
1993
Derbyshire Record Office
LS/333.73 Oversize
Reclamation of limestone quarries by landform simulation: full report on monitoring of trial...
2002
LS/551.447
Aspects of speleogenesis in the carboniferous limestone of North Derbyshire
1980
Periodical Series
Trial working above Deepdale, Sheldon
October 2014
Bryan Donkin Company Ltd of Chesterfield, engineering firm