Old Type Microphone 4 fr — Belgium, 1973
Old Type Microphone (Belgium, 1973), face value 4 fr. Photo, catalogue value, details and photo identification.
- Issue date
- 1973
- Face value
- 4 fr
- Colors
- Black | Light blue
- Print run
- 5,500,000
- Yvert
- BE 1684
- Michel
- BE 1743
- Stanley Gibbons
- BE 2327
- Scott
- BE 862