Decimal Day use pennies or threepenny pieces, to pay them in multiples of 6d (p, the lowest common multiple of the two systems). Bus companies (at that time many state-owned by the National Bus Company) were another exception, going decimal on Sunday 21 February. Decimal Day itself went smoothly. Criticisms included the small size of the new halfpenny coin and the fact that some traders had taken advantage of the transition to raise prices. Some used new pennies as sixpences in vending machines. After 15 February, shops continued to accept payment in old coins, but always issued change in new coins. The
Euro gold and silver commemorative coins Vatican City also issue these kinds of coins. The Europa coin programme is a multi-member participation of minting precious metal coin with a particular theme that changes each year. This is a summary of the euro gold and silver commemorative coins issued by all countries in the eurozone. Austria introduced the Eurocoins in 2002 alongside the general issuance of euros in the Eurozone. From the very beginning, they have been minting a fairly large set of collectors' coins. The record was reached in 2004, when 14 different coins were minted. There was a unique and particular edition of a very