A fine and rare barograph with a disc style chart & adjacent barometer dial with integral curved mercury thermometer. Circa 1925. The entire movement including the frame of the glazed top is electro-plated nickel silver. This actual barograph appears on the front cover of ‘The Banfield Family Collection of Barometers’ compiled by Edwin Banfield.
Fine & Rare Barograph With Disc Style Chart & Adjacent Barometer Dial, ca. 1925