Chinese Reverse Glass Portrait of a Beauty with Fan, circa 1880

A Chinese reverse-painted glass portrait of a beauty holding a fan, circa 1880, in a period wood frame. Late Qing Canton export executed in reverse with luminous enameling, the young woman wearing a blue mandarin robe with floral embroidery, coiffure with chrysanthemum and leaves, jade earrings, and ostrich-feather fan, against a pale blue ground.