International Congress of History of Science 1981
Viser nu Rumænien - Post frimærker - 1981 - International Congress of History of Science - 1 frimærker.
1981
International Congress of History of Science
30. juli VM: Ingen Design: R.Coteanu Gravering: Fabrica de Timbre, Bucharest. Perforeringer: 13½
![[International Congress of History of Science, type FHT]](https://www.stampworld.com/media/catalogue/Romania/Postage-stamps/FHT-s.jpg)
