NSVL
Praegu kuvatakse: NSVL - postmargid (1923 - 1991) - 1 margid.
1950
Telecommunication Trade Union Section
1. aprill WM: mitte ükski lehe suurus: 100 Disain: V. Zavyalov perforatsioon: 12¼
![[Telecommunication Trade Union Section, Tüüp AOX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/AOX-s.jpg)
![[Telecommunication Trade Union Section, Tüüp AOY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/AOY-s.jpg)
