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 in Belgium of Europe. There were also successful white jazz bands, such as "The Georgians" with Charles Remue - now considered a pioneer of jazz in Belgium. From 1920 on he led his "The Bing Boys." With this band and other bands such as The White Diamonds and The Stompers he introduced the Dixieland style in Belgium. The band that introduced 'jazz' in Belgium is the black New York jazz band "Mitchell's Jazz Kings". On January 24, 1920, they had several gigs in the Brussels "Théâtre de L'Alahambra". This was the first time the word "jazz" appeared on a poster in Belgium.