| Louis Pierson [La Comtesse at Table holding Fan] 1860s Salted paper print, from glass negative, with applied colour 54.9 x 36.2 cm (21 5/8 x 14 1/4 ins) Metropolitan Museum of Art David Hunter McAlpin Fund, 1975, Accession Number: 1975.548.273 LL/79812 Person shown: Countess Virginia Oldoini Verasis di Castiglione (1835–1899)
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