Helderse Postzegelhandel : Stamps for sale - UN Vienna
Now showing: UN Vienna - Postage stamps (1979 - 2024) - 1 stamps.
1997
The 25th Anniversary of the UNESCO World Heritage Convention
19. November WM: None Sheetsize: 4 Perforation: 13½
![[The 25th Anniversary of the UNESCO World Heritage Convention, type IE]](https://swmedia-4cd6.kxcdn.com/media/catalogue/UN-Vienna/Postage-stamps/IE-s.jpg)