Currency of Colombia Notes of a new design appeared in 1888 for 10 centavos and 1, 5, 10, 50, and 100 pesos, with 25 and 1000 added in 1895. During the civil war the government issued 28 new Banco Nacional note types and overprinted about 48 different private banknotes for circulation. Copper-nickel coin dated 1886–1902 Silver .666 fine dated 1897 or 1902 Silver .500 fine dated 1887–1888 Silver .835 fine dated 1889–1908 Peso oro = 100 Centavos Conversion: 1 peso oro = 100 paper pesos The conversion of paper into gold began 18 May 1905, at 100 paper pesos for one gold peso,
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