Cuban peso encourage hard currency to enter the economy. The US dollar became the currency used to purchase some non-essential goods and services, such as cosmetics, and even staple kinds of food and drink. In 1994, the convertible peso was introduced at a par with the dollar. On November 8, 2004, the Cuban government withdrew the US dollar from circulation, citing the need to retaliate against further US sanctions. In 1897 and 1898, pesos were issued by revolutionary forces promoting independence. In 1915, cupro-nickel 1, 2 and 5 centavos, silver 10, 20 and 40 centavos and 1 peso, and gold 1, 2,
Euro gold and silver commemorative coins special coin: the €100,000 Vienna Philharmonic, only 15 coins minted. Austria uses mainly gold and silver for its collectors' coins. However, since 2003 a special bimetal coin, €25 face value, has been minted using silver and colored niobium, giving this set of coins a unique characteristic, since they have different color variations every year. With the exception of the 2004 Vienna Philharmonic coin and the recently introduced 2008 silver €1.25 Vienna Philharmonic, there is no variation in the number of issues when sorted by face value, from €5 to €100 there is a similar number of issues every year. A