Digits "20" on Patterned Background 20 Ct. — Switzerland, 1970
Digits "20" on Patterned Background (Switzerland, 1970), face value 20 Ct., “Numeral (1970)” series. Photo, catalogue value, details and photo identification.
- Series
- Numeral (1970)
- Issue date
- 1970
- Face value
- 20 Ct.
- Colors
- Blackish olive green