Production chronology1906–1909
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗4 years
← Bozier
Bozier / Model record
BozierDe Dion-Bouton Twin
Productionc. 1906–1909
Recorded originFrance
ClassLight passenger automobile
Larger twin-cylinder companion to the 4½ CV; retained separately because contemporary summaries identify it as a distinct model even though its rating and displacement are lost.
Chronology ledger
Dates with their meaning intact
Record depth — Documented
How this is measured → 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.