NCB/A/BUT/6/3/10
Butterley Company correspondence file on the tenancy of and damages to Denby Old Hall Farm
Jul 1942-Sep 1946
Butterley Company
Derbyshire Record Office
NCB/A/BUT/6/4/1
Butterley Company correspondence file on old shafts of the company's collieries
Sep 1926-Dec 1942
Sir John Franklin (1786-1847), naval officer and arctic explorer