The Mitchell's Jazz Kings is, without any doubt, the most successful American band in Paris in the immediate post-WWI era.
Early jazz recordings in Paris: Bands you know nothing about.
A detective work was required to draw a (still incomplete) portrait of these bands for which history has been lost.
Early jazz recordings in Paris: F. Howard Jackson & his orchestra (the complete session).
Totally forgotten today, the Howard Jackson's orchestra was one, if not the first american band to record "jass" in France. [updated 11/2021]