Here is a wonderful working Negretti & Zambra barometer that is made in London, England. It is 9 in diameter and looks marvelous on the wall. I attempt to describe as accurately as possible. I will always gladly entertain any additional information or correction when needed. The item “Negretti & Zambra Barometer London England Wooden Round 9 EUC” is in sale since Saturday, August 08, 2015. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “bdbpsales” and is located in Amarillo, Texas. This item can be shipped to United States.