An antique 19th-century mercury thermometer mounted on a patinated bronze obelisk figurine covered with Egyptian hieroglyphs. The front is marked in Fahrenheit and Reaumur. The item is a miniature copy of the 3000-year-old Luxor Obelisk in Paris that was moved from the Luxor Temple to the Place de la Concorde in the 1830s. Antique Grand Tour Collectables And Interior Design Items, Obelisques de Louxor.