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_020

Licence

Droits gérés

Format disponible

60,0Mo (5,6Mo) / 37,3cm x 40,3cm / 4410 x 4756 (300dpi)

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