International Congress of Mathematicians, Innsbruck 4 öS — Austria, 1981
International Congress of Mathematicians, Innsbruck (Austria, 1981), face value 4 öS. Photo, catalogue value, details and photo identification.
- Issue date
- 1981
- Face value
- 4 öS
- Colors
- Multicolor
- Print run
- 3,400,000
- Yvert
- AT 1509
- Michel
- AT 1680
- Stanley Gibbons
- AT 1908
- Scott
- AT 1187