Mark variant 1
The horizontal oval border and the two upright, left-to-right letters are retained with a clean white field and uniform black line treatment.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
Petitpierre & Co maker's marks
Compare 1 source-linked mark variant recorded under Petitpierre & Co. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source location statements
- Holborn Viaduct, London
- Source date statements
- (registered Nov ;1878) · 1883..1886 (registered Nov ;1882)
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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