Mark variant 1
Four letters retain the two-row arrangement inside the rounded square punch.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
Thomas Robinson maker's marks
Compare 1 source-linked mark variant recorded under Thomas Robinson. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source date statements
- 1810..1811 (registered Mar ;1810)
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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