Portrait of Hubert Robert, after 1799, After Jean-Baptiste Isabey; Artist: After Simon Charles Miger, French, 1767¡V1855, 10 3/4 x 8 1/2 in. (27.31 x 21.59 cm) (image)13 x 10 in. (33.02 x 25.4 cm) (sight), Black and white chalk on paper, France, 18th-19th century, Jean-Baptiste Isabey was the most fashionable miniaturist and portrait painter in France between 1790 and 1830. An intimate friend of Maire-Antoinette and later Napoleon, Isabey also served as painter to the empress Josephine and drawing master to the empress Marie-Louise. Hubert Robert (1733-1808), the subject of the portrait, was an esteemed painter of landscapes and ancient Roman ruins.