Details
A 19th-Century lacquered-brass direct reading spectroscope,
signed Dr. J.G. Hofmann Paris, with lens cap, adjustable slit, leather-covered outer body-tube, spring-loaded articulated telescope -- 8¾in. (22.2cm.) long; a lacquered-brass camera lucida signed Cary London, in plush-lined leather-covered case -- 8¾in. (22.3cm.) long; and a three-draw brass 1in. telescope, unsigned, with simulated wood outer body-tube -- 15¾in. (40cm.) long extended
See Illustration
signed Dr. J.G. Hofmann Paris, with lens cap, adjustable slit, leather-covered outer body-tube, spring-loaded articulated telescope -- 8¾in. (22.2cm.) long; a lacquered-brass camera lucida signed Cary London, in plush-lined leather-covered case -- 8¾in. (22.3cm.) long; and a three-draw brass 1in. telescope, unsigned, with simulated wood outer body-tube -- 15¾in. (40cm.) long extended
See Illustration