Les Invisibles (The Invisible Ones), 1810, Hand-colored etching with roulette, Sheet: 9 5/16 x 12 7/8 in. (23. 6 x 32. 7 cm), Prints, William Brocas (Irish, ca. 1794?1868), After James Gillray (British, Chelsea 1756?1815 London), This caricature, focused on languid, hyper elegant French ladies and gentlemen, belongs to a type established in Paris by the publisher Aaron Martinet. His series Le Supreme Bon Ton (The Highest Good Taste, ca