The 3rd General Congress of the Working People (ORPS) 1951
Ora in esposizione: Bulgaria - Francobolli postali - 1951 - The 3rd General Congress of the Working People (ORPS) - 2 francobolli.
Ora in esposizione: Bulgaria - Francobolli postali - 1951 - The 3rd General Congress of the Working People (ORPS) - 2 francobolli.
![[The 3rd General Congress of the Working People (ORPS), Scrivi VZ]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/VZ-s.jpg)
![[The 3rd General Congress of the Working People (ORPS), Scrivi WA]](https://www.stampworld.com/media/catalogue/Bulgaria/Postage-stamps/WA-s.jpg)
