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Maker's mark comparison reference

M P maker's marks

Compare 2 source-linked mark variants recorded under M P. These are reconstructions for comparison, not source photographs or authentication evidence.

Source date statements
1977 · 1911 · 1985

Mark variant 1

M P: The two joined bow-tie cells and their M and P characters preserve the source arrangement and reading direction. line reconstruction.
Line reconstruction

The two joined bow-tie cells and their M and P characters preserve the source arrangement and reading direction.

Medium confidence comparison reconstruction.

Mark variant 2

M P: Clean redraw preserves the MP lettering and broad oval border from the source; line reconstruction.
Line reconstruction
M P: Clean redraw preserves the MP lettering and broad oval border from the source; oxidized reconstruction.
AI-assisted oxidized reconstruction

Clean redraw preserves the MP lettering and broad oval border from the source.

Medium confidence comparison reconstruction.

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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