Antique Pietra Dura Marble Desk Obelisk Thermometer Ashford Blue John Derbyshire Circa 1860

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A fine & large antique black marble & specimen stone desk obelisk & thermometer, Ashford Derbyshire, circa 1860.
This large … Read more A fine & large antique black marble & specimen stone desk obelisk & thermometer, Ashford Derbyshire, circa 1860.
This large 15.5" tall obelisk is made of Derbyshire black marble. The obelisk is elegantly inlaid with a band of semi-precious polished hard-stone surround the mercury thermometer, including Derbyshire Blue John, Polished slate with fossils, Malachite, Carrara marble, polished agates etc. The ivory panel behind the glass thermometer is engraved with the word "Fahrenheit" and is also marked with levels from "Blood Heat" to "Freezing"
The base of the obelisk is inlaid with colored stone in a floral white bell-flower & green leaf design, the obelisk is raised on a substantial stepped base.
Condition is very good indeed, no damage or restoration, this very elegant obelisk is ready to grace your home or office. See less