Alexander S. Popov (1859-1905), Inventor of Radio Telegraphy 7 Soviet kopek — USSR, 1925
Alexander S. Popov (1859-1905), Inventor of Radio Telegraphy (USSR, 1925), face value 7 Soviet kopek, “30th Anniversary of Invention of Radiotelegraphy by…
- Series
- 30th Anniversary of Invention of Radiotelegraphy by A. Popov
- Issue date
- 1925
- Face value
- 7 Soviet kopek
- Colors
- Deep blue
- Print run
- 3,000,000