Research Centre Seibersdorf, 25th anniversary 4 öS — Austria, 1981
Research Centre Seibersdorf, 25th anniversary (Austria, 1981), face value 4 öS. Photo, catalogue value, details and photo identification.
- Issue date
- 1981
- Face value
- 4 öS
- Colors
- Multicolor
- Print run
- 3,200,000
- Yvert
- AT 1502
- Michel
- AT 1673
- Stanley Gibbons
- AT 1902
- Scott
- AT 1180