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An instrument for indicating slight differences of temperature, without registering or recording them.
[thermo- + G. skopeō, to view]
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If you like the 16th century type of gift, a Galileo Thermometer may be the perfect idea.
Galileo thermometers continue to be an important segment in the category, with both indoor styles and outdoor models.
Mark Feldstein & Associates is showing Galileo thermometers retailing from around $20, as well as glass barometers.