6th International Plant Protection Congress, Vienna 3 öS — Austria, 1967
6th International Plant Protection Congress, Vienna (Austria, 1967), face value 3 öS. Photo, catalogue value, details and photo identification.
- Issue date
- 1967
- Face value
- 3 öS
- Colors
- Multicolor
- Print run
- 3,200,000
- Yvert
- AT 1078
- Michel
- AT 1243
- Stanley Gibbons
- AT 1504
- Scott
- AT 796