A trompe l'oeil of a Bacchic carved stone frieze

French School, late 18th Century A trompe l'oeil of a Bacchic carved stone frieze oil on canvas, en grisaille, lined, unframed 18 ½ x 48 7/8 in. (47 x 124.2 cm.) with a wax seal bearing the coat of arms 'MALER.LAVS.SIGNET.I.KIOBENHAVN / 1622'