
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 (3,9Mo) / 38,2cm x 39,4cm / 4511 x 4649 (300dpi)