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
Jazz band Jass Band. It is reported that the first known recording of "Jas", "That Funny Jas Band from Dixieland (1916)" was by Collins and Harlan for Thomas A. Edison, Inc. on Blue Amberol in December 1916. The first Jazz record, "The Original Dixieland One-Step" was issue 18255 by Victor Talking Machine Company in 1917. This is the first record with "Jass" on the label, attributed to the "Original Dixieland 'Jass' Band". After litigation and claims of copyright infringement, the title was changed to "Dixie 'Jass' Band One-Step". Vince Guaraldi and Ramsey Lewis were notable leaders of jazz trios in the 1960s,