23rd International Congress for Housing and Town Planning 1.45 öS — Austria, 1956
23rd International Congress for Housing and Town Planning (Austria, 1956), face value 1.45 öS. Photo, catalogue value, details and photo identification.
- Issue date
- 1956
- Face value
- 1.45 öS
- Colors
- Multicolor
- Print run
- 4,000,000