Portugal, Bronze coin of 10 centavos 1930 of Portuguese Republic, World Coins Portugal KM#573. The year 1930 is the rarest coin in the series that belongs to the first series of 10-cent bronze coins created by decree 9718 of May 23, 1924. Issuance ceased under the terms of Decree-Law 32648 of January 29, 1943. Withdrawal circulation on July 1, 1949 (Decree-Law nº 37120, of October 27, 1948). Issued on the various dates minted between 1924 and 1940: 47044150.

Portugal Proof silver coin, 1000 Escudos 1997 Centenary of Oceanographic Expeditions, case with Proof silver coin 1000$00 1997 Centenary of Oceanographic Expeditions, commemorating the 1st Centenary of Oceanographic Expeditions carried out by King D. Carlos I on the yachts D. Amélia I to IV, Special issue from Imprensa Nacional Casa da Moeda (INCM), coin integrated into the EXPO`98 numismatic plan, World Coins Portugal KM#695a. D. Carlos I's oceanographic campaigns began in 1896, the exploration of the Portuguese sea coast focused on a limited area, but notable for its large bathymetric variations. Between 1896 and 1907, he carried out 290 stations, with four different vessels, all named Amélia and having the sequence numbers I, II, III and IV.