World Trade Union Congress, Varna 2 ст — Bulgaria, 1973
World Trade Union Congress, Varna (Bulgaria, 1973), face value 2 ст. Photo, catalogue value, details and photo identification.
- Issue date
- 1973
- Face value
- 2 ст
- Colors
- Multicolor
- Print run
- 250,000
- Yvert
- BG 2022
- Michel
- BG 2262
- Stanley Gibbons
- BG 2257
- Scott
- BG 2105