It is a beautiful piece and elicits many comments. The temperature gauge is functional but the mercury column has some air pockets in it. The only part known to be missing is the right dial on the front that operates the right stylus. The existing left dial can be used to also operate the right stylus. See also a brief writeup on Fitzroy barometers in the photos. The item “Admiral Fitzroy Antique Barometer” is in sale since Tuesday, January 17, 2017. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “gracelim123″ and is located in San Antonio, Texas. This item can be shipped to United States.