"Jean Simon Guyard" on RKD Artists, at: https://rkd.nl/nl/explore/artists/record?query=Guyard&start=0 (accessed 23.8.2023)
<b>1843 */ Tournai, Hôtel du Petit Ménage</b> Jean François, ° 12.11.1792. Head of the first known family of itinerant daguerreotypists. At the birth of his daughter to Elisabeth Vandenplas (aka Madame Guyard) in Lille [F] in March 1831, Guyard was recorded as a miniature painter aged 38. Monsieur Guyard passed through Tournai in July 1843. "He operates without sunlight and in a few seconds". <b>1844 */ Liège, Hôtel de l'Europe</b> Monsieur Guyard announced a week’s absence: he was retained in Paris to present a discovery to the "Académie des Sciences et des Beaux-Arts" (Journal de Liège, 6-7.4.1844). In fact, he departed for the Netherlands where he was recorded in no fewer than seven towns just in 1844: Maastricht, Nijmegen, Den Bosch, Arnhem, Utrecht, Zwolle and Amsterdam. He pursued his energetically itinerant career within the Netherlands until 1851. A certain Jean Simon Guyard died in Paris [F] on 31.10.1854. He had been recorded as an artist painter aged 56 when he acted as a witness at the wedding of Jean Guillaume Léon Vanderplas [sic] in Orléans [F] on 15.6.1852 (see entry for "Guyard Fils").