Bidspirit auction | Opera Glass, France, c. 1880,

Opera Glass, France, c. 1880, brass wi - Opera Glass, France, c. 1880, brass with fine translucent cold enamel painting on a red background, putti and musical instruments between flower garlands, mother-of-pearl eyepieces (1 x restored), field of vision somewhat clear, c. 11 x 7 cm