The Rijksmuseum | Documentation “Zie veiling Sotheby's New York 'Important Old Master Paintings and Sculpture' (31-01-2013) lot nr. 182, Circle of Jean-Etienne Liotard, 'Portrait of a seated lady...' (This miniature painting is based on Liotard's Portrait of Madame Joseph Bouër (signed and dated 1746, pastel on parchment, 62.8 by 49 cm.) in the collection of the Rijksmuseum, Amsterdam.)”