Surveyors Department 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: D1387 - Copy drawing T6/29/217 re A6 improvement (1973) D1534 - Planning and Surveyors: various, 18th century-2002 D2220 - Surveyor's Department, 20th cent D5392 - Conduct book from Clay Cross district, 1930-1949 (and photos) D1405 - County maps showing gas districts, water districts, classified roads etc, 20th cent D3318 - Video of highway scheme for Arkwright Town, 1978 D4676 - Bridge inspection reports and related papers, 1933-1977 D5070 - Road Accident Casualty Report, 1999 D6666 - Correspondence and other papers re introduction of traffic signals in Sandiacre 1930s-1940s D7396 - Documents/reports concerning water supply in Derbyshire, 1949-1962 1909-1999