Production chronology1906–1913
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗8 years
← Frontenac (Newburgh)
Frontenac (Newburgh) / Model record
Frontenac (Newburgh)Model D
Productionc. 1906–1913
Recorded originUnited States
ClassTouring car
Model D shared Frontenac's large four-cylinder chassis and mechanical specification with Models C and E, differing principally in body configuration; exact model-specific years are not published.
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.