Photographed collector reference · Case & bottom stamp
1976 · Regular — Case & bottom stamp reference (1976)
Real photographed Bradford bottom stamp reference.
- Known period
- 1976
- Plant
- Bradford / United States
- Case type
- regular
- Evidence / certainty
- Photographed collector example; not automatically a factory-certified year
Reference images · real photographed examples
Evidence, source and dating limits
Sources: In Quiet Detail — Primary photographic and collector reference archive
Photographic copyright: Credited individually below each photograph
Dating caution. Case and insert can have different manufacture dates; inserts may have been replaced. A single feature does not establish authenticity.