Galileo Thermometer, Mixed Colours

Galileo Thermometer, Mixed ColoursOur distinctive ornamental (but functional) thermometers utilise 17th century astronomer Galileo Galilei's discovery that the density of liquids varies with temperature. Carefully weighted glass globes are suspended in a liquid filled tube, where they sedately sink or float as the surrounding air gets hotter or colder. Temperature is indicated by the engraved brass tag on the lowest floating globe. Temperature is shown in Celsius. Sizes are shown when

and it’s all backwards-compatible to allow continued use of Cobb accessories and fuel

Free draining and machine washable

Comes with chain and in a velvet bag

Measurements are across the mouth of the bell

The star map can be referred to through the focusing viewfinder with one eye

cast in brass with an antique finish and faux leather binding around the edge

Named in honour of the famous naturalist and explorer

Mixing metal and transparent acrylic

but surviving receipts indicate that the Navy was paying to have such flags sewn during the 1620s

Measurements are 13

It’s the best choice for permanent outdoor repairs in extreme conditions

3" wide with 5 globes ranging from 18 to 24 degrees