细节
A universal equinoctial sundial
by G. Adams, London, in lacquered-brass with folding gnomon, silvered hour ring divided VIII-XII-IIII, silvered latitude arc divided 10°-60°, compass box with silvered dial with compass rose, blued-steel needle and (damaged) spirit-level and cross level, on three levelling feet -- 4½in.(11.5cm.)diam., in shaped, fitted mahogany case late 18th century
by G. Adams, London, in lacquered-brass with folding gnomon, silvered hour ring divided VIII-XII-IIII, silvered latitude arc divided 10°-60°, compass box with silvered dial with compass rose, blued-steel needle and (damaged) spirit-level and cross level, on three levelling feet -- 4½in.(11.5cm.)diam., in shaped, fitted mahogany case late 18th century