
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 (2,8Mo) / 37,3cm x 40,3cm / 4410 x 4756 (300dpi)