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Description: | 128768 NEGRETTI & ZAMBRA SCIENTIFIC INSTRUMENT MAKERS, LONDON. PATENT 10475 (Printed in black on a white card insert on the mahogany base). 126768 (engraved on the body of the thermometer and picked out in black). There is also an NZ monograph. The scale is engraved over white and is picked out in black and reads in 1 degree divisions marked at 10 degree intervals from -10-160 . DES after FAHRENHEIT,Gabriel,Daniel. 1714 ? Europe. MANU Negretti & Zambra circa 1905 Holburn Viaduct, London, England. Mounted horizontally this instrument was used for measuring air temperature. This type of thermometer is often referred to as a ships pilot house thermometer. The thermometer is cranked at the bulb end forming the constriction. The overall design helps to keep the bulb in shade in order to avoid errors induced by solar gain. Because the mecury column has seperated.the scale cannot be determined but is assumed to be Fahrenheit rather than centigrade . | License: | http://www.hmag.gla.ac.uk/spirit/rights/ | Publisher: | Hunterian Museum and Art Gallery, University of Glasgow | Rights holder: | Hunterian Museum and Art Gallery, University of Glasgow | Subjects: | SCIENTIFIC COLLECTION : | Source: | Hunterian Museum | Creator: | Hunterian Museum and Art Gallery, University of Glasgow | Identifier: | http://www.huntsearch.gla.ac.uk/cgi-bin/... | Language: | en-GB | Go to resource |
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