Mark variant 1
The bow-tie-shaped border and its two upright central initial forms retain the source-visible orientation and horizontal reading direction.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
S P maker's marks
Compare 1 source-linked mark variant recorded under S P. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source date statements
- 1991..1997 · 1987
Sources and comparison limits
Maker labels and date or location statements follow the cited source records. Similar names across source collections have not been merged. Compare the photographed mark and the complete object before relying on a resemblance.
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