Compare 1 source-linked mark variant recorded under John Whip & John Rose. These are reconstructions for comparison, not source photographs or authentication evidence.
Source date statements
Sheffield - maker's mark reg. 1822
Mark variant 1
Line reconstructionAI-assisted oxidized reconstruction
Uppercase J and W on the upper tier and uppercase J and R on the lower tier, arranged JW / JR inside one compact square cartouche with a source-visible central horizontal division; preserve exactly four letters and two tiers.
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.