São Tomé and Príncipe 2-1/2 escudos silver coin of 1939, equivalent to 2 escudos and 50 centavos or 2$50, issued for the then Portuguese colony of São Tomé and Príncipe and catalogued in World Coins – Saint Thomas & Prince Island KM#5. It was created by Decree No. 28,893 of June 30, 1938, and intended for circulation in the former Portuguese colony of São Tomé and Príncipe, part of Portuguese Africa. The islands of São Tomé and Príncipe remained uninhabited until they were discovered by the Portuguese explorers João de Santarém and Pedro Escobar in 1470. Gradually colonized throughout the 16th century, they became an important trading center within the Atlantic trade network. São Tomé and Príncipe achieved independence in 1975.

Mozambique, bronze coin of 50 centavos 1957 of Former Portuguese Colony of Mozambique, World Coins Mozambique KM#81. The 1957 50 cent coin was created by Decree 38 609 of January 21, 1952, to circulate in the Former Portuguese Colony of Mozambique, small modulus 50 cent coins were minted with the date 1953 and 1957, in Bronze metal alloy (Cu 950 - Zn 30 - Sn 20). 

Angola, bronze coin of 1 Escudo 1956 of Former Portuguese colony of Angola, World Coins Angola KM#76. Coin created by decree Decree nº 38695 of 22 March 1952, to circulate in the Former Portuguese Colony of Angola, coins were minted in the bronze metal alloy (Cu 950 - Zn 30 - Sn 20), with the dates 1953; 1956; 1963 ,1965,1972 and 1974.