This traditional large galileo thermometer stands at 62cm tall. A beautiful special gift thermometer with 11 multi coloured temperature reading globes. Contains 11 internal temperature globes with temperature reading tags (picture shows 5) Tags are gold coloured & read temperatures between 18-28C. These Traditional large Galileos are finest top quality & not to be confused with cheaper imitations which are usually made from plastic or low quality glass. Our quality glass large galileo thermometers are made from hand selected blown glass in Germany, they really do make a perfect gift that will be admired & also double as a useful room temperature gauge- certainly not another dust collector. Please note that this item is only available for mainland UK delivery only History of the galileo thermometer The physicist Galilio Galilei (1564-1642) discovered that density of liquid changes according to temperature. This principle is used within the Galileo Thermometer, Depending on the temperature, the glass bulbs in the thermometer either rise or fall. The actual temperature is shown by the lowest of the upper floating glass coloured bulbs. Please note that this item is only available for mainland UK delivery within our standard delivery option, for NI/ Offshore & some highlands further charges will be incurred of which you will be contacted after the order has been placed. This item is not available for international delivery.