The legends who created The Sound of Philadelphia reunite at the Sigma Sound Studios Historical Marker Dedication

Sigma Sound marker dedication 10-15-15

Click to preview the WMMR broadcast, featuring Piere Robert ….

SIGMA FILM WMMR Interview 10.20.15

 

Sigma Sound marker dedication 10-15-15

 

Sigma Sound marker dedication 10-15-15

 

Sigma Sound marker dedication 10-15-15

Sigma Sound marker dedication 10-15-15

 

Sigma Sound marker dedication 10-15-15

Sigma Sound marker dedication 10-15-15

 

 

Sigma Sound marker dedication 10-15-15

 

 

 

 

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