On the reverse of the mount, Chevalier's Studio Label with Quai de l'Horloge No.69 address.
Daguerréotype pleine plaque, monté sous passe-partout. Au verso, le carton d'époque avec etiquette de l'atelier Chevalier, adresse Quai de l'Horloge no. 69.
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(Alan Griffiths, 11 July 2020) Now in the collection of the Mouseum of Fine Arts, Houston. This detail was shown in the Zoom lecture given by Malcolm Daniel on "Frencxh Daguerreotypes" in the Daguerreian Society (11 July 2020).