Jean Charles Garnier d'Isle (1697?1755), ca. 1750, Pastel and gouache on blue paper, laid down on canvas, 25 3/8 x 21 1/4 in. (64. 5 x 54 cm), Pastels & Oil Sketches on Paper, Maurice Quentin de La Tour (French, Saint-Quentin 1704?1788 Saint-Quentin), Garnier d?Isle (1697?1755) was an architect and a garden designer whose rise to influence coincided with the ascendency of Madame de Pompadour as Louis XV?s mistress, and he is associated with the remodeling of several of her properties, including Bellevue