Bidspirit auction | Miniature, 19th century, polychrom

Miniature, 19th century, polychrom - Miniature, 19th century, polychrome tempera painting (executed over print?) on bone plate, unopened, oval portrait of a lady with hood, indistinctly signed ''Kojer (?)'' at center right, behind convex glass in a profiled, finely ornamented metal frame, approx. 10 x 8 cm