A George III Irish lacquered brass equinoctial pocket sundial, circa 1800, with folding scroll-pierced gnomon applied to an hinged open-centred silvered Roman chapter ring inclining against a folding arc calibrated for degrees of Latitude and signed ‘Lynch, Dublin’ the leading edge, over base fitted with a glazed compass with fine engraved eight-point rose within scale divided in degrees incorporating annotations for the cardinal points, diameter 8.5cm; in a period turned mahogany case 10cm diameter overall