Mark variant 1

Three letters, two visible separators and the rounded rectangular punch are retained in their source-supported horizontal arrangement.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
Compare 1 source-linked mark variant recorded under Frank Morton Crookes. These are reconstructions for comparison, not source photographs or authentication evidence.

Three letters, two visible separators and the rounded rectangular punch are retained in their source-supported horizontal arrangement.
Medium confidence comparison reconstruction.
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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