D623
North-East Derbyshire: Coal Mining Plans
1898-c1950
Artificial collection
D1154
British Speleological Association: collected records
1721-1942
British Speleological Association
D1493/UL
Mining Plans
19th-20th cent
Unidentified
D3668
Derbyshire District Wages Board
1927-1942
D3670/UL
Royal Commission on Coal Supplies
1902
D4679
Coalfields Seam Maps
1956-1959
D6982
National Coal Board
c1970s
D7143/UL
North-East Derbyshire coalmining papers
1962-1974
D7681
Rod Thackray collection of papers relating to small scale drift mining
[1940s-1980s]
Rod Thackray
D8341
Nottinghamshire District Miners' and Colliery Owners' Joint Savings Scheme
1938-1972
NCB
National Coal Board, later British Coal Corporation
1574-1994
Local Studies Periodicals