A Barograph.
The barograph with a mahogany and glazed cover, lifting off to a gilt brass mechanism, with an 8 day movement, and seven bellows. The mechanism with a plaque for the maker 'J HICKS, MAKER, LONDON'. The base with a concave mould top, above a frieze drawer, holding spare / used papers. The whole standing on short rounded bracket feet.
Height 8 1/2 inches, 21cm.
Width 15 inches, 38cm.
Depth 9 inches, 23cm.
Date circa 1920.