A mahogany bracket clock in a rectangular plinth case with a gilt acorn finial, the spandrels around the dial are inlaid with brass foliate decoration, sides with cut glass panels and lifting handles. The eight day rack striking clock has a fusee movement and duplex balance controlled escapement The painted dial has the 12 hours represented in Roman numerals with blued steel moon hands. In 1839 John Moore French, his son John and William French established the firm known as 'The City Observatory' which was located at Cornhill in the City of London. They operated a Standard Time Ball controlled by a telegraph signal from Greenwich and specialized in the making of chronometers. They were in business at 9 Royal Exchange until 1875