Entrance to the congress centre of the Vienna Hofburg
93%
| Country: | Austria |
|---|---|
| Issue: | Int. Statistic Institute |
| Date: | 1973-08-20 |
| Print: | Photogravure and Recess |
| Size: | 30 x 39 |
| Perforation: | comb 14½ x 13¾ |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 2 Austrian schilling |
| Print run: | 3200000 |