细节
A pair of 19th-century folding opera glasses,
unsigned, with rack adjustment for focusing, the eye-pieces with simulated Martin's Margins, the gilded-brass frame profusely decorated with scrolls and foliage, arranged so as to fold-up for case storage, (the bar detached)
See illustration
unsigned, with rack adjustment for focusing, the eye-pieces with simulated Martin's Margins, the gilded-brass frame profusely decorated with scrolls and foliage, arranged so as to fold-up for case storage, (the bar detached)
See illustration