Television Development 1957
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1957
Television Development
19. oktober VM: Ingen Design: F. Hudeček Gravering: B. Housa Perforeringer: 11½
![[Television Development, type RW]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/RW-s.jpg)
![[Television Development, type RX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Czechoslovakia/Postage-stamps/RX-s.jpg)
