Dixieland all of the recorded repertoire of New Orleans musicians was from the period when the format was already evolving beyond the traditional New Orleans format. "Dixieland" may in that sense be regarded as denoting the jazz revival movement of the late 1930s to the 1950s as much as any particular subgenre of jazz. The essential elements that were accepted as within the style were the traditional front lines consisting of trumpets, trombones, and clarinets, and ensemble improvisation over a 2-beat rhythm. The Dixieland revival renewed the audience for musicians who had continued to play in traditional jazz styles and revived
Jazz Hot reestablished with Panassié as President and Charles Delaunay as Secretary General. The club was primarily interested in Dixieland recordings, revival of Dixieland — which had lost popularity due to the swing craze of the 1930s — record listening sessions, and camaraderie among like-mined enthusiasts. Panassié and Delaunay were the founders of the "Jazz Hot." Before World War II, "Jazz Hot" was instrumental in the club's efforts to curate, restore, and import live and recorded Dixieland. The magazine endured under the auspices of the Hot Club of France for 45 issues — the entire 32 issues before World War II and