

Square contour reconstruction preserves the single oval frame and supported J/P-like forms with order, spacing, proportions, and orientation
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Maker-name gallery · page 9 of 17
632 makers, 774 mark variants whose catalog name begins with J. Named firms first, then initial-style marks. Search every letter in the atlas.
These are reconstructions for comparison. They are not source photographs and cannot authenticate, date, value, or prove provenance. Open the source or the atlas before relying on a resemblance.



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