Mark variant 1
The three initials and the long tab-ended rectangular cartouche are preserved in the source order and orientation.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
Helena Mary Ibbotson maker's marks
Compare 1 source-linked mark variant recorded under Helena Mary Ibbotson. These are reconstructions for comparison, not source photographs or authentication evidence.
- Source date statements
- 1935..1940
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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