A Chinese overlay Peking glass jar and cover

A Chinese overlay Peking glass jar and cover, 20th century, of ovoid form, decorated with precious objects in red, yellow, coral, white, brown and blue against a clear ground, the domed cover with butterflies and a lotus finial, four-character Qianlong mark, 19.5cm high, an overlay vase, of double gourd form, decorated with carps and goldfish among weeds in purple against a clear ground, four-character Qianlong mark, 14.5cm high, and another green vase, of ovoid form, with a qilin and inscription, 15cm high (4)