Østrig
Viser nu Østrig - Post frimærker (1850 - 2024) - 1 frimærker.
1956
The 5th World Energy Conference - Vienna 1956
8. maj VM: Ingen Design: Elisabeth Fritz Gravering: Georg Wimmer Perforeringer: 13¾ x 14½
![[The 5th World Energy Conference - Vienna 1956, type UM]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-stamps/UM-s.jpg)
