Austria
Prezentat acum: Austria - Timbre poştale (1850 - 2024) - 1 timbre.
1988
The 150th Anniversary of the Birth of Ernst Mach
19. Februarie WM: Niciunul Marimea foii: 50 Design: Helga Herger y Kurt Leitgeb. Perforare: 14¼ x 13½
![[The 150th Anniversary of the Birth of Ernst Mach, Tip BCV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-stamps/BCV-s.jpg)