11.4?x 2.5? Operates from Density Volume Mass. Great Conversation Piece. No Damage. This Galileo Clear Glass Liquid Thermometer is a must-have for any science enthusiast. It comes with five blue glass measuring floating vessels that allow for precise temperature measurements. The brand of this thermometer is unknown, but it is sure to impress with its accuracy and durability. Perfect for collectors or anyone in need of a reliable thermometer, this piece is classified under the categories of Collectibles and Science Medicine (1930-Now). It falls under the Scientific Instruments and Thermometers subcategories, making it a valuable addition to any collection.