Madame ?lisabeth de France (1764?1794), ca. 1787, Pastel on blue paper, seven sheets joined, laid down on canvas, Oval, 31 x 25 3/4 in. (78. 7 x 65. 4 cm. ), Pastels & Oil Sketches on Paper, Adelaide Labille-Guiard (French, Paris 1749?1803 Paris), With limited training as a miniaturist, Adelaide Labille embarked upon a professional career before she was twenty. Early in the 1770s she learned pastel technique from Maurice Quentin de La Tour and studied oil painting with Francois Andre Vincent (1746?1816)