USSR
Now showing: USSR - Postage stamps (1923 - 1991) - 1 stamps.
1973
The 70th Anniversary of Second Congress of RSDWP
26. July WM: None Sheetsize: 15 Design: A. Kalashnikov Perforation: 11¾
![[The 70th Anniversary of Second Congress of RSDWP, type ENW]](https://swmedia-4cd6.kxcdn.com/media/catalogue/USSR/Postage-stamps/ENW-s.jpg)