Conference of the European PTT Ministers 1972
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1972
Conference of the European PTT Ministers
11. April WM: None Sheetsize: 50 Design: Adalbert Pilch y Rudolf Toth. Perforation: 14½ x 13¾
![[Conference of the European PTT Ministers, type AIS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Austria/Postage-stamps/AIS-s.jpg)
