Discovery of the Sixth Heart Sound by Ivan Mitev 15 лв — Bulgaria, 1994
Discovery of the Sixth Heart Sound by Ivan Mitev (Bulgaria, 1994), face value 15 лв, “Europa (C.E.P.T.) 1994 - Discoveries and Inventions” series. Photo…
- Series
- Europa (C.E.P.T.) 1994 - Discoveries and Inventions
- Issue date
- 1994
- Face value
- 15 лв
- Colors
- Multicolor
- Print run
- 1,000,000
- Yvert
- BG 3556
- Michel
- BG 4122
- Stanley Gibbons
- BG 3974
- Scott
- BG 3829