Mark variant 1

The joined double-oval cartouche and the three left-to-right characters, including central ampersand, are retained in matching arrangement.
Medium confidence comparison reconstruction.
Maker's mark comparison reference
Compare 2 source-linked mark variants recorded under Sanders & Mackenzie (Ernest Wilfred Sanders & Henry Arthur Mackenzie). These are reconstructions for comparison, not source photographs or authentication evidence.

The joined double-oval cartouche and the three left-to-right characters, including central ampersand, are retained in matching arrangement.
Medium confidence comparison reconstruction.


Unfilled graphite-gray contour reconstruction of the overlapping double-lobed plaque with S, ampersand-like central mark, and M-like right form in the observed horizontal order.
Low 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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