Production chronology1906–1908
Sourced production or model lifecycle range used by the main catalog timeline.
curated ↗3 years
← Berna
Berna / Model record
BernaG1 / Vanguard
Production1906–1908
Recorded originSwitzerland
ClassTruck
Early export-era truck known both as G1 and Vanguard; treated as one type because the sources present the names as equivalents rather than separate chassis.
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.