URSS
Prezentat acum: URSS - Timbre poştale (1923 - 1991) - 1 timbre.
1966
International Scientific Congresses
28. Ianuarie WM: Niciunul Marimea foii: 50 Design: V. Pimenov Perforare: 11½
![[International Scientific Congresses, Tip DCX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DCX-s.jpg)
![[International Scientific Congresses, Tip DCY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DCY-s.jpg)
![[International Scientific Congresses, Tip DCZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/DCZ-s.jpg)
