Photographed collector reference · Insert
WWII Black Crackle · 1943–1945 · 3-barrel hinge · Insert — Insert reference (1943–1945)
Collector-attributed WWII Black Crackle example from the 1943–1945 three-barrel period; the precise production year is not established. Wartime features can overlap, and repaired or replaced hinges/inserts may differ. Case and insert dates must be assessed independently.
- Known period
- 1943–1945
- Plant
- Bradford / United States
- Case type
- WWII regular
- Case material
- steel
- Insert material
- steel
- Evidence / certainty
- Photographed specimen; year / range attributed by collector
- Year attribution
- approximate
Reference images · real photographed examples




Evidence, source and dating limits
Sources: Terry Lyons
Photographic copyright: Terry Lyons
Dating caution. This is a documented period reference, not proof of a precise manufacturing year. Case and insert can have different manufacture dates; inserts may have been replaced. A single feature does not establish authenticity.