Biplane DWV U-1 5 ст — Bulgaria, 1981
Biplane DWV U-1 (Bulgaria, 1981), face value 5 ст, “History of aircraft” series. Photo, catalogue value, details and photo identification.
- Series
- History of aircraft
- Issue date
- 1981
- Face value
- 5 ст
- Colors
- Multicolor
- Print run
- 2,600,000