Hardwick Colliery Company Limited summary capital expenditure account book Columns for invoice number, name (of company or individual paid), description of material etc, upon what work used, folio number in analysis, Holmewood, Williamthorpe Colliery, freehold land and cottages; blank columns occasionally used for other areas of capital expenditure - in chronological order, leasehold cottages, hotel, wagons, coke ovens and Tupton Shaft Jan 1902-Jun 1916