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A late 19th/early 20th-Century bimetallic temperature record...

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Estimate: £400 - £500
ca. US$737 - US$922
Price realised:  £3,840
ca. US$7,081
Lot number 178, Views: 240

A late 19th/early 20th-Century bimetallic temperature recorder
A late 19th/early 20th-Century bimetallic temperature recorder, with a plaque for NEGRETTI & ZAMBRA RANGE 0/100°F LONDON , the bimetallic helix held in a brass cage stamped R/5423 on the side of the glazed and ebonised metal case, containing clockwork drum and pen arm with stop lever, the hinged lid with brass carrying handle -- 25.9cm. (10in.) wide ; and a late 19th/early 20th-Century thermo-hygrograph with a plaque for CASELLA LONDON No 1995 , the recording mechanism housed in a cage on the side of the green crackle-finished glazed case containing clockwork drum and two pen arms with stop lever, the hinged lid with steel carrying handle -- 35.6cm. (14in.) wide (2)

Informations about the auction
Auction house: Christie's
Title: Scientific, Medical and Engineering Works of Art
Date of the auction: 12 Jul 2006
Address: Christie's
12 July 2006, London, South Kensington