Mark variant 1
The single rounded rectangular punch and three-letter sequence are retained without rotation.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
Thomas William Lack maker's marks
The single rounded rectangular punch and…
Compare 1 source-linked mark variant recorded under Thomas William Lack. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source date statements
- 1934..1940 · 1925
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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