20th Congress of Socialist Postal Ministers 12 Vietnamese xu — Vietnam, 1978
20th Congress of Socialist Postal Ministers (Vietnam, 1978), face value 12 Vietnamese xu. Photo, catalogue value, details and photo identification.
- Issue date
- 1978
- Face value
- 12 Vietnamese xu
- Colors
- Multicolor
- Yvert
- VN 137C
- Michel
- VN 998
- Stanley Gibbons
- VN 234
- Scott
- VN 963