The 16th World Conference on Roads 1979
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1979
The 16th World Conference on Roads
14. September VM: Ingen Arkstørrelse: 50 Design: Otto Stefferl y Rudolf Toth. Perforering: 14
![[The 16th World Conference on Roads, type ARP]](https://www.stampworld.com/media/catalogue/Austria/Postage-stamps/ARP-s.jpg)
