This is from my great uncle’s estate. He is was a long time collector. Bourdon & Richard’s Wooden Wall Barometer. I’m not sure the exact date of this but the dates on it are. Universal Exhibition Council Medal London 1851. Gold Medal Exhibition London 1849. I took several pictures to show the condition. If you need sooner let me know and I’ll do my best to help. It measures12 1/2 in diameter. The item “Vintage E. BOURDON & RICHARD’S Wooden Wall Barometer London 1851 & Paris 1849″ is in sale since Monday, August 17, 2020. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “supergirl393″ and is located in Seattle, Washington. This item can be shipped to United States.