| Armand Hippolyte Fizeau N° 1, lundi 7 août, Paris rooftop (St Sulpice) 1843, 7 August Daguerreotype, subtly engraved by the effect of a complex acid 4 x 8 cm The Romantic Agony Book & Print Auctions Auction 19 June 2015, Lot: 12 LL/60154 Drypoint indications by the artist, verso “lundi 7 août, n°1”.
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