Production chronology1921–1924
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗4 years
Costly road derivative of Ballot's two-litre competition design, retaining twin overhead camshafts, four valves per cylinder and hemispherical chambers. Contemporary accounts vary on whether roughly fifty or ninety-five were completed; the higher documented chassis total is retained with that caveat.
Sourced production or model lifecycle range used by the main catalog timeline.
This record contains useful sourced evidence, but it does not yet meet the reference-ready standard. Still needed: attributed imagery. Fields we cannot source stay empty rather than guessed.