Mark variant 1
The irregular single cartouche and two upright letter forms retain the photographed orientation and source-relative placement.
Low confidence comparison reconstruction.
Maker's mark comparison reference
John Sidaway maker's marks
Compare 1 source-linked mark variant recorded under John Sidaway. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source date statements
- 1780..1782 (registered Apr ;1777)
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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