Portrait of Madame Saint Pol, half-length, in a light blue gown trimmed with blue silk bows and white lace

Jean-Etienne Liotard (Geneva 1702-1789) Portrait of Madame Saint Pol, half-length, in a light blue gown trimmed with blue silk bows and white lace signed and dated 'Par Liotard 1757' pastel on vellum 21½ x 17 1/8 in. (54.5 x 43.5 cm.)