The NME (or New Musical Express) was a British weekly popular music newspaper. Record charts in the United Kingdom began on 14 November 1952 when NME imitated an idea started in American Billboard magazine compiled their own hit parade. Until 15 February 1969, when the British Market Research Bureau (BMRB) chart was established, many periodicals compiled their own charts. During this time the BBC used aggregated results of the prominent NME, Melody Maker, Disc, Record Mirror and, later, Record Retailer charts to compile their Pick of the Pops chart. Prior to 1969 there was no universally accepted source or "official" singles chart; however, the Official Chart Company and Guinness' British Hit Singles & Albums regard the canonical sources for this period as NME before 10 March 1960 and Reco