Pocket sundial with compass by Michael Butterfield (1635–1724), octagonal, engraved on both sides, with names of French and European cities inscribed on the underside with their longitudes. Signed 'Butterfield / Paris.' On the underside: a decharge mark for very small items of the lessee Étienne Ridereau (lily flower in a rhombus) struck 29 VII 1684 to 1 X 1687. Date: 1684–1687. Place: Paris, France. Function: measuring instrument (height 11.2 cm; width 8.2 cm)., A metallic octagonal object with a circular glass-covered dial near its lower center sits against a gray background; the object is

1 x 1687, 1635-1724, 1684-1687, areas, butterfield, central fastener, circular glass-covered dial near, compass, darker tarnish, date, decharge mark, dial, dial contains, engraved, european cities inscribed, france, french, function, gray background, height 11.2 cm, instrument, lessee etienne ridereau, lily flower, longitudes, lower center sits, measuring, metallic octagonal object, michael butterfield, names, object, octagonal, pair, paris, place, pocket sundial, primarily silver, radial markings, raised circular bezel, rhombus, set within, sides, signed, small decorative element, small gold-colored accents, small items, struck 29 vii 1684, thin hands, top, underside, width 8.2 cm,