Jazz leader of New Orleans' Camelia Brass Band, D'Jalma Ganier, taught Louis Armstrong to play trumpet; Armstrong would then popularize the New Orleans style of trumpet playing, and then expand it. Like Jelly Roll Morton, Armstrong is also credited with the abandonment of ragtime's stiffness in favor of swung notes. Armstrong, perhaps more than any other musician, codified the rhythmic technique of swing in jazz and broadened the jazz solo vocabulary. The Original Dixieland Jass Band made the music's first recordings early in 1917, and their "Livery Stable Blues" became the earliest released jazz record. That year, numerous other bands made
Kansas City jazz City in the 1930s was very much the crossroads of the United States resulting in a mix of cultures. Transcontinental trips at the time whether by plane or train often required a stop in the city. The era marked the zenith of power of political boss Tom Pendergast. Kansas City was a wide open town with liquor laws and hours totally ignored and was called the new Storyville. Most of the jazz musicians associated with the style were born in other places but got caught up in the friendly musical competitions among performers that could keep a single song being