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Lot 115

A large brass universal equinoctial ring dial,
English, mid 18th century,

19 May 2015, 13:00 BST
London, Knightsbridge

£3,000 - £4,000

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A large brass universal equinoctial ring dial, English, mid 18th century,

meridian ring with engraved latitude scale divided 90-0-90 degrees, reverse with scale for determining solar altitude and zenith distance, equinoctial ring with hour scale in Roman numerals, bridge with date scale on one side and zodiac scale on the reverse, sliding pinhole gnomon, complete with suspension loop, 9in (23cm) diameter

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