Galileo Thermometers - Various Sizes
Galileo Thermometers demonstrate a unique method of telling the temperature that was discovered by Galileo Galilei (1564-1642). The balls inside the glass have different densities and when the temperature changes, these balls rise and fall.
- 15", 9", 7.5"
- Imported, handmade glass
- Boxed for display; instructions included
- For best results keep out of direct sunlight
More are on order ....