Marconi/Kemp Experiments 1897 9 p — United Kingdom, 1972
Marconi/Kemp Experiments 1897 (United Kingdom, 1972), face value 9 p, “Broadcasting Anniversaries” series. Photo, catalogue value, details and photo…
- Series
- Broadcasting Anniversaries
- Issue date
- 1972
- Face value
- 9 p
- Colors
- Multicolor
- Print run
- 5,364,800
- Yvert
- GB 668
- Michel
- GB 605
- Stanley Gibbons
- GB 912
- Scott
- GB 679