Belper Urban District Council, formerly Belper Local Board of Health Minutes, ledgers, subject files; register of mortgages and transfers 1951-1969; Clerk's department files; Building regulation registers 1893-1974 and building regulation plans 1893-1974 (unlisted); registers of new dwellings 1946-1971; General ledger 1971-1972; Treasurers accounts 1949-1971 and other records of Belper UDC and its predecessor authorities. Much of this collection is unlisted - see D1395/UL for further information 1801-1974