Student International Congress 13 ст — Bulgaria, 1964
Student International Congress (Bulgaria, 1964), face value 13 ст. Photo, catalogue value, details and photo identification.
- Issue date
- 1964
- Face value
- 13 ст
- Colors
- Black | Greenish blue
- Print run
- 120,000
- Yvert
- BG 1295
- Michel
- BG 1508
- Stanley Gibbons
- BG 1500
- Scott
- BG 1379