Estás viendo: Austria - Sellos de Franqueo (1910 - 1919) - 4 sellos.
1917
Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph
Abril Marca de agua: Ninguna Perforación: 12½
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, tipo I]](https://www.stampworld.com/media/catalogue/Austria/Postage-due-stamps/I-s.jpg)
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, tipo I1]](https://www.stampworld.com/media/catalogue/Austria/Postage-due-stamps/I1-s.jpg)
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, tipo I2]](https://www.stampworld.com/media/catalogue/Austria/Postage-due-stamps/I2-s.jpg)
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, tipo I3]](https://www.stampworld.com/media/catalogue/Austria/Postage-due-stamps/I3-s.jpg)
