NSVL
Praegu kuvatakse: NSVL - postmargid (1923 - 1991) - 1 margid.
1961
The 5th World Congress of Trade Unions
5. november WM: mitte ükski lehe suurus: 50 Disain: I. Krylov and E. Aniskin perforatsioon: 11½
![[The 5th World Congress of Trade Unions, Tüüp CEU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/CEU-s.jpg)
![[The 5th World Congress of Trade Unions, Tüüp CEV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/CEV-s.jpg)
