Decimal Day three of the six new coins. Small booklets were made available containing some or all of the new denominations. The old halfpenny was withdrawn from circulation on 31 July 1969, and the half-crown (2s 6d) followed on 31 December to ease the transition. (The farthing had last been minted in 1956 and had ceased to be legal tender in 1960.) There was a substantial publicity campaign in the weeks before Decimalisation Day, including a song by Max Bygraves called "Decimalisation". The BBC broadcast a series of five-minute programmes, "Decimal Five", to which The Scaffold contributed some specially written tunes. ITV
Decimal time He also suggested a week of 10 days and dividing the year into 10 "solar months". Decimal time was officially introduced during the French Revolution. Jean-Charles de Borda made a proposal for decimal time on November 5, 1792. The National Convention issued a decree on 5 October 1793: These parts were named on 24 November 1793 (4 Frimaire of the Year II). The primary divisions were called hours, and they added: Thus, midnight was called either "dix heures" (10 o'clock) or "zero heures" (0 o'clock), noon was called "cinq heures" (5 o'clock), etc. Units were either written out or abbreviated,