Planning and Development These records have not yet been catalogued into the Derbyshire County Council collection (ref: DCC). For more information please consult the catalogues using the reference numbers below: D823 - Photocopy of an engraving of the Town Hall and Public Buildings, Howard Town, erected on the Estate of His Grace the Duke of Norfolk, at Glossop, 20th cent D888 - Cromford and High Peak Railway D896 - Bullbridge Aqueduct D1399 - Interviews re sub-regional study D1521 - Population estimates, 1953-1963 D1534 - Planning and Surveyors: various, 18th century-2002 D1711 - Unemployment in Derby, 1970s Miscellaneous Development Plans, 1960s onwards D1769 - 4 Maps of Coppice Colliery and Shipley Park 20th cent. D1825 - Melbourne: Lamb estate copy map and survey [18th cent] D1826 - Cavendish Estate, Buxton: Copy of Senior's Map D2220 - Planning and Highways Department, 20th cent D2306 - original plans prescribing improvement and building lines, 1926-1935 D2926 - Papers relating to proposed Toyota factory at Burnaston, and papers relating to school repairs, 1980s D3151 - Replan Project: Learning Opportunities for Unemployed Adults, 1987 (transferred from County Development Officer) D4996 - Tracings of Historical Maps of Derbyshire, with annotations, produced by Mr F. Harrision, County Planning Officer (see also DCC/EV for D7204) Economic Development D2568 - Industrial Directory of Derbyshire, 1982 D2987 - Research and Intelligence (formerly Research and Co-ordinating) Unit: leaflets, 1986 D3461 - Development Plans, 1954-1962 D6375 - Derby and Derbyshire Structure Plan, 1980s 18th-21st cent