This piece is for parts or repair. I believe it is from the 1850’s. It is missing the bottom metal part, the glass over the top, pieces of the wooden case and a couple of glass tubes are broken. As I stated, for parts or repair. The item “Antique Sympiesometer Barometer Made By W. Desilva Optician Regent Rd. Liverpool” is in sale since Wednesday, July 24, 2019. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “mgbmomcarol” and is located in Saint John, New Brunswick. This item can be shipped to Canada, United States.