Golden ratio 4 Fr. — Liechenstein, 2013
Golden ratio (Liechenstein, 2013), face value 4 Fr., “Mathematics” series. Photo, catalogue value, details and photo identification.
- Series
- Mathematics
- Issue date
- 2013
- Face value
- 4 Fr.
- Colors
- Multicolor
- Yvert
- LI 1605
- Michel
- LI 1664
- Stanley Gibbons
- LI 1636
- Scott
- LI 1571