| Carlo Ponti [Canal grande palazzi Rezzonico, Giustiniani, Foscari] 1869 (or earlier, date of traveller) Stereoview Private collection of Jeffrey Oaks LL/123629 (Alan Griffiths, 30 November 2022) Although this stereoview has no information about the photographer it is is not pirated and is thought by Jeffrey Oaks to be by Giorgio Sommer. Handwritten title on back.
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