The largest measurement is a bit over 14.5 inches. I took a lot of pictures showing it from pretty much any possible angle. Please take a moment to view the large high resolution pictures for additional detail. Once again, it will be offered as is. I will gladly answer any questions you may have. The item “Antique Bavarian Historism Carved Wood Barometer/Thermometer 19th century C & F” is in sale since Thursday, July 30, 2020. This item is in the category “Antiques\Science & Medicine (Pre-1930)\Scientific Instruments\Barometers”. The seller is “gd_dls” and is located in Los Angeles, California. This item can be shipped to United States.