Ref.1643.

An 8" dial mahogany mercury wheel barometer with wide fitting bezel, the case with chevron stringing to edge, inlaid with four fans. Architectural pediment, brass finial (replaced). Long spirit filled thermometer, probably not original, replaced perhaps in Edwardian period. Dials resilvered, replacement mercury tube and set knob. General repairs to case and stringing. In good order throughout. A nice example of an early wheelbarometer. By P Gally of Cambridge. Circa 1790. Dimensions 9 ¾" x 38 ¼".