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9 h 35 m, 4 feb 1920 año - Første kringastingsstasjon

Descripción:

Første kringkastingsstasjon ble åpnet i Pittsburg Pennsylvania.

Añadido al timeline:

Mediehistorie 1900-2000

ByOthilie Scheie
22 ene 2018

fecha:

9 h 35 m, 4 feb 1920 año
Ahora mismo
~ 104 years ago
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