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1 янв 1920 г. - First American radio station begins operating
Описание:
The first American commercial radio station begins operating in Pittsburgh, Pennsylvania.
Добавлено на ленту времени:
English Language Timeline
By
Sasha Melnikov
14 окт 2018
0
0
441
Дата:
1 янв 1920 г.
Сейчас
~ 104 г назад
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