Details
A rare 19th-century Warden's Prismatic Auriscope,
signed J. Bryson, Edinburgh, the silver-metal arm with prism, complete with accessories, in plush-lined leather-covered case 7 1/8in. (18.1cm.) long
See illustration
signed J. Bryson, Edinburgh, the silver-metal arm with prism, complete with accessories, in plush-lined leather-covered case 7 1/8in. (18.1cm.) long
See illustration