1 gen 1909 anni - KCBS is established as the first radio station
Descrizione:
In San Francisco, the first radio station was established and for the first time, a group of people were able to hear the same thing at the same timeWithin a 7-year timespan, 60% of US families bought a radio
Aggiunto al nastro di tempo:
Data:
1 gen 1909 anni
Adesso
~ 116 years ago