Old Type Microphone
56%
| Country: | Belgium |
|---|---|
| Issue: | Old Type Microphone |
| Date: | 1973-11-24 |
| Print: | Photogravure and Recess |
| Emission: | Commemorative |
| Format: | Stamp |
| Face Value: | 4 Belgian franc |
| Print run: | 1000 |