Antique Regency Style Inlaid Mahogany Holosteric Barometer Boston Early 1900s. Antique Regency Style Inlaid Mahogany Holosteric Barometer. Made in Boston, USA Early 1900. 38 1/2 Inches Long. Antique banjo barometer w/ wall mount. The item is in excellent condition for its age. As shown in photos. From an estate sale [...]