Salvadoran peso On August 28, 1892, the Salvadoran mint was established and production of silver and gold coins denominated in centavos and pesos began. In addition to copper 1 centavo coins, there were silver 5, 10, 20 and centavos and 1 peso, and gold 2½, 5, 10 and 20 pesos, although the gold coins were only issued in very small numbers (597, 558, 321, and 300 respectively. In 1909, bronze ¼ real coins were issued in response to the continued use of the real currency system in parts of the country. Coins for 25 centavos were introduced in 1911. Production of silver
Chinese cash (currency unit) The "wén" was one of the chief units of currency in China and was used to denominate both coins and paper money. Other denominations were used, including various weights, based on the "tael" system, for sycee silver and gold ingots. Until the 19th century, coins denominated in wen were cast, the most common formation being the round-shaped copper coin with a square or circular hole in the centre. The hole enabled the coins to be strung together to create higher denominations, as was frequently done due to the coin's low value. The number of coins in a string of cash