Hatchwell Antiques has dated this Antique Mahogany Wall Barograph to the 1890s.

The silvered plated scale divided for 31 to 28 inches of barometric pressure.
Marked: J. HICKS. LONDON. No: 120.
Seven day drum movement.
With a key.
The design for this barograph was patented by the French clockmaker and inventor Antoine Redier in 1891.
Hatchwell Antiques has dated this Antique Mahogany Wall Barograph to the 1890s.
Furniture & lighting alongside clocks, scientific & optical instruments.
You can view the stock and full dealer information on the Hatchwell Antiques Profile Page
Hatchwell Antiques is a registered member of LAPADA BADA CINOA