International Congress of History of Science 1981
Now showing: Romania - Postage stamps - 1981 - International Congress of History of Science - 1 stamps.
1981
International Congress of History of Science
30. July WM: None Design: R.Coteanu Engraving: Fabrica de Timbre, Bucharest. Perforation: 13½
![[International Congress of History of Science, type FHT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Romania/Postage-stamps/FHT-s.jpg)
