Here is a really nice Chelsea barometer, not sure if it works properly but it is complete, original. Heavy brass see photos. The item “Antique chelsea brass barometer” is in sale since Tuesday, November 17, 2015. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “spectrumconcepts” and is located in Las Vegas, Nevada. This item can be shipped to United States.