What form of jazz first introduced non conventional instruments

Swing was the first form of Jazz that introduced non conventional instruments.
Swing uses a strong anchoring rhythm section which supports a lead section that can include brass instruments, including trumpets and trombones, woodwinds including saxophones and clarinets or stringed instruments including violin and guitar; medium to fast tempos; and a "lilting" swing time rhythm.

Id click on the little pic on the camera with the dude running 

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