Praegu kuvatakse: Sao Tome ja Principe - Maksumargid (1960 - 1966) - 1 margid.
1964
Coat of Arms Tax Stamps of 1958 Overprinted "Um escudo"
WM: mitte ükski perforatsioon: 12 x 11½
![[Coat of Arms Tax Stamps of 1958 Overprinted "Um escudo", Tüüp E4]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Tax-stamps/E4-s.jpg)
