SOLD Pertuis, Hulot & Naudet Barometres - Paris. Brass cased aneroid barometer 5 in. [6194]

Fine 5inch [13cm] diameter brass cased aneroid barometer in original condition. The well-engraved silvered brass dial with central cut out, revealing the aneroid movement, bearing curved mercury Fahrenheit thermometer and protected by bevelled plate glass The firm of Pertuis, Hulot & Naudet was pre-eminent in the development and manufacture of aneroid barometers during the latter 19th Century.