Inscribed on the back
Mention : "Drawn by Fouquet and engraved by Chretien, inventor of the physionotrace, Passage Honoré, Paris."
In a lovely 19th-century gutta-percha frame.
The physionotrace shows signs of wear, with minor discoloration. (see photos)
The frame is in very good condition.
A small chip in the glass.
Visible diameter: 8.5 cm.
Frame dimensions: 14 x 14 cm.




























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