Anonymous, late 18th/ early 19th cent. Girl sitting in a chair

Gouache w. details in gold, 11.5 x 9.3 cm (oval), mounted at upper margin on a leaf w. annotation "Burger meisje in Gron.[ingen?] costuum, omstreeks 1800" in the lower margin, under loose passe-partout. Edges slightly stained, probably from former framing.