How early jazz musicians improvised together and how the blues became a part of jazz has until now been a mystery. Part of the reason New Orleans jazz developed as it did is that all the prominent jazz pioneers sang in barbershop quartets. This book describes how the practices of quartet singing were converted to the instruments of a jazz band, and how this, in turn, produced collectively improvised, blues-inflected jazz.
A full study of Buddy Bolden and Bunk Johnson confirming their roles in the real blues roots of New Orleans jazz