A mahogany-cased barograph

A mahogany-cased barograph. Having a seven-tier vacuum, brass furniture and silvered recording arm, key-wound revolving drum, ink bottle and mercury thermometer to the lacquered platform beneath five-glass bevelled glazed hinged cover on a cavetto-moulded base with chart drawer, 14" x 8.5" x 8" high, (36cm x 21.5cm x 20cm).

Minor wear to lacquer, minor wear to one back corner of base, otherwise good condition.