Ten programmes in which Francis Wilford-Smith traces the development of the blues in the thirties and forties as reflected by the Bluebird record label.
5: 1936, The Bass Beat Stirs The gentle music of the Chatman brothers and the like gives way to the harsher sounds of Jazz Gillum 's harmonica, the driving guitar of Big Bill Broonzy and the insistent beat of Washboard Sam , backed up by a heavily accented string bass.