Viser nå: Østerrike - Portofrimerker (1894 - 1989) - 4 frimerker.
1917
Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph
April VM: Ingen Perforering: 12½
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, type I]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-due-stamps/I-s.jpg)
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, type I1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-due-stamps/I1-s.jpg)
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, type I2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-due-stamps/I2-s.jpg)
![[Not Issued Stamps Overprinted "PORTO" and Surcharged - Emperor Franz Joseph, type I3]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-due-stamps/I3-s.jpg)
