A GEORGE III STANDING UNIVERSAL EQUINOCTIAL RING DIAL
ENGLISH, MID 18TH CENTURY
the brass dial with meridian ring with hours
I-XII-I-XII divided to the minute, scales on upper and inner edges, equinoctial ring with degree scale
90°-0-90°, the bridge with sliding pin-hole gnomon on calendrical scales with zodiacal scales to reverse, the two rings engraved on their reverse with latitudes for 48 towns and cities, a turn-key in a 10-inch outer ring supported via floral engraved plates to geared horizontal plate rotating with a turn-key marked with calendar, and vernier, and
WATCH SLOWER WATCH FASTER, inset with a 16-point compass rose with degree scales and two bubble levels, supported on bronzed wooden stand.
42 x 27 x 27cm.
Provenance:Acquired from Harriet Wynter by the present owner in 1993.
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Please note this lot is the property of a private consignor.