Urban Folk (1 jan 1950 ano – 31 dez 1959 ano)
Descrição:
 - gained success through suspension of disbelief from its audience (popular music being sold as anti-commercial) 
- relied on mediation of mass communication technologies to reach city dwellers instead of traditional person-to-person transmission 
Adicionado na linha do tempo:
Data:
1 jan 1950 ano
31 dez 1959 ano
 ~ 10 years