Vintage Casella London Thermohygrograph
Vintage clockwork thermohygrograph. Has a clockwork rotating paper feed and stylus that traces changes in temperature and humidity. These would have been used as part of a weather station.Was once part of the Collection of the National meteorological archive in Bracknell Berkshire.Dates from the early 1950s.Really cool piece with original key.Only fault is it’s missing one glass slide but in perfect condition otherwise.I can post for €15 registered post.
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