Production chronology1912–1915
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗4 years
← Calthorpe
Calthorpe / Model record
Calthorpe15 hp (3,016 cc)
Production1912–1915
Recorded originUnited Kingdom
ClassPassenger car chassis
Later 15 hp catalog entry. The tiny displacement difference from the 1911 car may reflect specification or measurement changes, but the separate published chronology is preserved transparently.
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.