19th Century English Rosewood Mercury Wheel Barometer / Thermometer. Circa 1840 rosewood cased mercury wheel barometer with decorative edge moulding. Circular gilt brass bezel with dome glass over a silvered dial with black inches of mercury pressure index and blued steel pressure, indicating hand with a brass history marker, which is manually adjusted by the lower gold colored key. Complete with a separate brass dial Fahrenheit thermometer. Small rosewood case imperfection, please see last picture. Condition consistent with age and use. It is in Very Good Antique Condition. 15″W x 3″D x 45H. Approximate weight 11.5 pounds.
