Antique Leslie’s differential thermometer, Italy, late 1800’s/early 1900’s

Antique Leslie’s differential thermometer, Italy, late 1800’s/early 1900’s

Euro 290

Description

Antique Leslie’s differential thermometer, Italy, late 1800’s/early 1900’s

A glass tube having a large bulb at each extremity, and bent twice at right angles containing strong sulphuric acid tinged with carmine, and supported at the centre by a wooden stand, constitutes the differential thermometer as invented by Professor Leslie. The instrument is designed to exhibit and measure small differences of temperature. 

Teaching model, from an Italian school, by “Paravia, Torino”

Height 42 cm, in complete and working condition (liquid inside)

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IT Nautilus Antiques

Nautilus Antiques

Established in 2005 in Italy, Nautilus tries to be a modern wunderkammer, where antique science and natural history meet, inspiring wonder. I mainly love antique scientific and medical instruments, but my interest extends to unusual or rare technologies and natural history.
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