Bidspirit auction | Miniature, 19th century, polychrom

Miniature, 19th century, polychrom - Miniature, 19th century, polychrome tempera painting on bone plate, unopened, oval portrait of Countess Potocka in blue dress, indistinctly signed ''Werne'' (?) lower left, behind glass in ornamented metal frame with bow attachment, background retouched and stained, approx. 10.5 x 7.5 cm