Østrig
Viser nu Østrig - Post frimærker (1850 - 2024) - 1 frimærker.
1981
The 75th Anniversary of the Death of Ludwig Boltzmann
4. september VM: Ingen Arkstørrelse: 50 Design: Alfred Nefe y Sepp Buchner. Perforeringer: 14¼ x 13¾
![[The 75th Anniversary of the Death of Ludwig Boltzmann, type ATV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-stamps/ATV-s.jpg)
