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
Dixieland Jass Band One-Step Edwards (trombone), Henry Ragas (piano), and Tony Sbarbaro (drums). The ODJB initially auditioned for Columbia Records. A month after the audition, the band began recording for Victor. They made recordings on February 26, 1917. The first jazz record released was Victor 18255, which featured "Dixieland Jass Band One-Step" as the A side, "Composed and played by Original Dixieland 'Jass' Band", backed by "Livery Stable Blues". The "one-step" designation on one label was changed to "fox trot" on another label. The phrase "For Dancing" appeared to the right of the spindle hole on both sides of the disc. Following lawsuits, Victor