Postage stamps and postal history of Mexico The regency had previously changed the official currency under which one peso equaled 8 reales to a decimal system in which one peso equaled 100 centavos. In making the conversion postal rates were rounded up, for example, the rate of one real being equal to 12.5 centavos was rounded up to 13 centavos. The stamps, as a result, were issued in values of 7c, 13c, 25c, and 50c. These stamps were issued with the year and invoice number and with or without the district name, but some issued in exchange for Eagle stamps were issued only with the Mexico City
Portuguese Timorese escudo banknotes, below) may have been due to the exchange rate from the previous currency. The 10 and 30 centavos were struck in bronze, the 60 centavos and 1 escudo in cupro-nickel, and the 3 and 6 escudos in silver. In 1964, a silver 10 escudos was introduced, followed, in 1970, by more conventional denominations of 20 and 50 centavos, 1, 2½, 5 and 10 escudos. The 20 and 50 centavos and 1 escudo were struck in bronze, with the higher denominations struck in cupro-nickel. The first banknotes, dated 1959, were in denominations of 30, 60, 100 and 500 escudos. In