13th CIMAC Congress, Vienna 4 öS — Austria, 1979
13th CIMAC Congress, Vienna (Austria, 1979), face value 4 öS. Photo, catalogue value, details and photo identification.
- Issue date
- 1979
- Face value
- 4 öS
- Colors
- Multicolor
- Print run
- 3,050,000
- Yvert
- AT 1438
- Michel
- AT 1609
- Stanley Gibbons
- AT 1840
- Scott
- AT 1122