A Breguet's thermometer
Sujet

A Breguet's thermometer

Légende

Engraving depicting a Breguet's thermometer. A Breguet's thermometer, also called a spiral thermometer, is a type of thermometer which uses the expansion of metal under heat to produce a measurement more sensitive, and with a higher range, than both mercury and air thermometers. Dated 19th Century

Date

19e siècle

Crédit

Photo12/Ann Ronan Picture Library

Notre référence

ARP23A16_021

Licence

Droits gérés

Format disponible

60,0Mo (7,1Mo) / 38,2cm x 39,4cm / 4511 x 4649 (300dpi)

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