A Portuguese explorer appeared on stamps for what province?
Postage stamps and postal history of Tete: In 1913 and 1914, Portugal issued postage stamps specifically for Tete Province, now part of Mozambique. Postage stamps and postal history of Tete:  The 1913 stamps were those of the Vasco da Gama issue of 1898, overprinted "REPUBLICA / TETE" and a new denomination in centavos. Each of the eight values from Macau, Portuguese Africa and Timor were overprinted, yielding a total of 24 stamps. Vasco da Gama: Vasco da Gama, 1st Count of Vidigueira (] ; c. 1460s – 24 December 1524), was a Portuguese explorer and the first European to reach India by sea.
Tete Province