NCB/A/BUT/6/4/2
Butterley Company correspondence file on mine shafts for Portland Colliery, with plans
Jul 1913-Jul 1918
Butterley Company
Derbyshire Record Office
NCB/A/BUT/8/3/93
Butterley Company correspondence file on trying to reach a settlement with the New Hucknall...
May 1909-Aug 1909
NCB/A/NHC
New Hucknall Colliery Company Limited
1908-1945
New Hucknall Colliery Company
Florence Nightingale